Pith Number

pith:SPM5FX5D

pith:2019:SPM5FX5D7V6PNDPKGCMFYWMDA7

not attested not anchored not stored refs pending

Continuous Direct Sparse Visual Odometry from RGB-D Images

Anthony Bloch, Jessy W. Grizzle, Maani Ghaffari, Ryan M. Eustice, William Clark

arxiv:1904.02266 v3 · 2019-04-03 · cs.RO · cs.AI · cs.CV · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPM5FX5D7V6PNDPKGCMFYWMDA7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

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Receipt and verification

First computed	2026-07-04T23:59:31.477038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93d9d2dfa3fd7cf68dea30985c598307cb51f41136f831af7e5b5b07498c48b2

Aliases

arxiv: 1904.02266 · arxiv_version: 1904.02266v3 · doi: 10.48550/arxiv.1904.02266 · pith_short_12: SPM5FX5D7V6P · pith_short_16: SPM5FX5D7V6PNDPK · pith_short_8: SPM5FX5D

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SPM5FX5D7V6PNDPKGCMFYWMDA7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 93d9d2dfa3fd7cf68dea30985c598307cb51f41136f831af7e5b5b07498c48b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0485b50baba48c194754fb9a4fdca6e0806202d27c5b62a69af8f3df036f0bb7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-04-03T23:25:01Z",
    "title_canon_sha256": "cb4bd86d3a4817d4091e626f01645b809f0ba3f6f45ecb1aff66f27d6a1710f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02266",
    "kind": "arxiv",
    "version": 3
  }
}