diff --git a/filecoindot-cli/Cargo.lock b/filecoindot-cli/Cargo.lock
index 47aa417..44a9f76 100644
--- a/filecoindot-cli/Cargo.lock
+++ b/filecoindot-cli/Cargo.lock
@@ -17,12 +17,64 @@ version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "62e1f47f7dc0422027a4e370dd4548d4d66b26782e513e98dca1e689e058a80e"
 
+[[package]]
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+
+[[package]]
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+checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
+
 [[package]]
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 version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8da52d66c7071e2e3fa2a1e5c6d088fec47b593032b254f5e980de8ea54454d6"
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d7d78656ba01f1b93024b7c3a0467f1608e4be67d725749fdcd7d2c7678fd7a2"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
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+checksum = "061a7acccaa286c011ddc30970520b98fa40e00c9d644633fb26b5fc63a265e3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
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+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+
+[[package]]
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+checksum = "dc19a4937b4fbd3fe3379793130e42060d10627a360f2127802b10b87e7baf74"
+
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+
 [[package]]
 name = "bitvec"
 version = "0.20.4"
@@ -35,28 +87,301 @@ dependencies = [
  "wyz",
 ]
 
+[[package]]
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+ "arrayvec 0.5.2",
+ "constant_time_eq",
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+dependencies = [
+ "generic-array",
+]
+
 [[package]]
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+ "libc",
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+
 [[package]]
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 version = "0.0.1"
 dependencies = [
  "anyhow",
+ "filecoindot-proofs",
+ "forest_cid",
  "hex",
  "parity-scale-codec",
+ "thiserror",
  "type-cli",
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+[[package]]
+name = "filecoindot-proofs"
+version = "0.1.0"
+dependencies = [
+ "byteorder",
+ "cs_serde_bytes",
+ "cs_serde_cbor",
+ "forest_cid",
+ "forest_db 0.1.0 (git+https://github.com/willeslau/forest?branch=willes/filecoindot)",
+ "forest_encoding",
+ "forest_hash_utils",
+ "forest_ipld",
+ "ipld_amt",
+ "ipld_blockstore 0.1.1 (git+https://github.com/willeslau/forest?branch=willes/filecoindot)",
+ "ipld_hamt",
+ "num-traits",
+ "once_cell",
+ "parking_lot",
+ "serde",
+ "sha2",
+ "thiserror",
+]
+
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+ "cs_serde_cbor",
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+ "generic-array",
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+ "serde",
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+ "parking_lot",
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+ "blake2b_simd",
+ "cs_serde_bytes",
+ "cs_serde_cbor",
+ "forest_cid",
+ "serde",
+ "serde_repr",
+ "serde_tuple",
+ "thiserror",
+]
+
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+dependencies = [
+ "async-recursion",
+ "async-trait",
+ "forest_cid",
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+
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+checksum = "0da39ba6848c04b22e70520a1339f04f304502a0ebfd4526ea8a566452ea62a8"
+dependencies = [
+ "serde",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd48d33ec7f05fbfa152300fdad764757cbded343c1aa1cff2fbaf4134851803"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
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+checksum = "eabb4a44450da02c90444cf74558da904edde8fb4e9035a9a6a4e15445af0bd7"
+
+[[package]]
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+
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+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "hex"
 version = "0.4.3"
@@ -74,25 +399,237 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
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+version = "1.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
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+]
+
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+dependencies = [
+ "forest_cid",
+ "forest_db 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "forest_encoding",
+ "ipld_blockstore 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itertools",
+ "once_cell",
+ "serde",
+ "thiserror",
+]
+
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+dependencies = [
+ "forest_cid",
+ "forest_db 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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+
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+ "byteorder",
+ "dashmap",
+ "forest_cid",
+ "forest_db 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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+
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+source = "git+https://github.com/willeslau/forest?branch=willes/filecoindot#2c207aeff5fe89bd39e52237591fdae795243a9a"
+dependencies = [
+ "byteorder",
+ "cs_serde_bytes",
+ "forest_cid",
+ "forest_db 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "forest_encoding",
+ "forest_hash_utils",
+ "forest_ipld",
+ "ipld_blockstore 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "once_cell",
+ "serde",
+ "sha2",
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+
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+dependencies = [
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+ "proc-macro2",
+ "quote",
+ "syn",
+ "synstructure",
+]
+
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+dependencies = [
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+ "hermit-abi",
+ "libc",
+]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "373b1a4c1338d9cd3d1fa53b3a11bdab5ab6bd80a20f7f7becd76953ae2be909"
 dependencies = [
- "arrayvec",
+ "arrayvec 0.7.2",
  "bitvec",
  "byte-slice-cast",
  "impl-trait-for-tuples",
  "serde",
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+[[package]]
+name = "parking_lot"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
+dependencies = [
+ "instant",
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
+dependencies = [
+ "cfg-if",
+ "instant",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "winapi",
+]
+
 [[package]]
 name = "proc-macro-crate"
 version = "0.1.5"
@@ -102,6 +639,40 @@ dependencies = [
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+[[package]]
+name = "proc-macro-crate"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e17d47ce914bf4de440332250b0edd23ce48c005f59fab39d3335866b114f11a"
+dependencies = [
+ "thiserror",
+ "toml",
+]
+
+[[package]]
+name = "proc-macro-error"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
+dependencies = [
+ "proc-macro-error-attr",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "version_check",
+]
+
+[[package]]
+name = "proc-macro-error-attr"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "version_check",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.32"
@@ -126,11 +697,20 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "643f8f41a8ebc4c5dc4515c82bb8abd397b527fc20fd681b7c011c2aee5d44fb"
 
+[[package]]
+name = "redox_syscall"
+version = "0.2.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62f25bc4c7e55e0b0b7a1d43fb893f4fa1361d0abe38b9ce4f323c2adfe6ef42"
+dependencies = [
+ "bitflags",
+]
+
 [[package]]
 name = "regex"
-version = "1.5.4"
+version = "1.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
+checksum = "d83f127d94bdbcda4c8cc2e50f6f84f4b611f69c902699ca385a39c3a75f9ff1"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -139,15 +719,86 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.25"
+version = "0.6.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
+checksum = "49b3de9ec5dc0a3417da371aab17d729997c15010e7fd24ff707773a33bddb64"
+
+[[package]]
+name = "scopeguard"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "serde"
 version = "1.0.130"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f12d06de37cf59146fbdecab66aa99f9fe4f78722e3607577a5375d66bd0c913"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.130"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d7bc1a1ab1961464eae040d96713baa5a724a8152c1222492465b54322ec508b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_repr"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2ad84e47328a31223de7fed7a4f5087f2d6ddfe586cf3ca25b7a165bc0a5aed"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_tuple"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4f025b91216f15a2a32aa39669329a475733590a015835d1783549a56d09427"
+dependencies = [
+ "serde",
+ "serde_tuple_macros",
+]
+
+[[package]]
+name = "serde_tuple_macros"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4076151d1a2b688e25aaf236997933c66e18b870d0369f8b248b8ab2be630d7e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "sha2"
+version = "0.9.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
+dependencies = [
+ "block-buffer",
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+ "opaque-debug",
+]
+
+[[package]]
+name = "smallvec"
+version = "1.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2dd574626839106c320a323308629dcb1acfc96e32a8cba364ddc61ac23ee83"
 
 [[package]]
 name = "syn"
@@ -160,6 +811,18 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "synstructure"
+version = "0.12.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "unicode-xid",
+]
+
 [[package]]
 name = "tap"
 version = "1.0.1"
@@ -211,19 +874,59 @@ version = "0.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0e3dca4c2a071e67915c29f1761996441566f611229b7ba360a37136e593ce6a"
 dependencies = [
- "proc-macro-crate",
+ "proc-macro-crate 0.1.5",
  "proc-macro2",
  "quote",
  "regex",
  "syn",
 ]
 
+[[package]]
+name = "typenum"
+version = "1.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
+
 [[package]]
 name = "unicode-xid"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
+[[package]]
+name = "unsigned-varint"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7fdeedbf205afadfe39ae559b75c3240f24e257d0ca27e85f85cb82aa19ac35"
+
+[[package]]
+name = "version_check"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
 [[package]]
 name = "wyz"
 version = "0.2.0"