Pith Number

pith:BVI4O67Q

pith:2021:BVI4O67QAX4NKLEDMKRKPISJIB

not attested not anchored not stored refs pending

Sign and Search: Sign Search Functionality for Sign Language Lexica

Manolis Fragkiadakis, Peter van der Putten

arxiv:2107.13637 v1 · 2021-07-28 · cs.CV · cs.IR · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVI4O67QAX4NKLEDMKRKPISJIB}

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.

Receipt and verification

First computed	2026-07-05T03:01:38.637433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d51c77bf005f8d52c8362a2a7a249406ff60da8cbf646443fecfc2983518dd0

Aliases

arxiv: 2107.13637 · arxiv_version: 2107.13637v1 · doi: 10.48550/arxiv.2107.13637 · pith_short_12: BVI4O67QAX4N · pith_short_16: BVI4O67QAX4NKLED · pith_short_8: BVI4O67Q

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/BVI4O67QAX4NKLEDMKRKPISJIB \
  | 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: 0d51c77bf005f8d52c8362a2a7a249406ff60da8cbf646443fecfc2983518dd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43629578958e1a9c141f39f2b7e7d30b78bce3200134d9db50e335cc6beb212e",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.MM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-28T20:48:53Z",
    "title_canon_sha256": "c816db1c57106db42791ee2d9b65ed6e42c64aa90eac896861da17ef48eae40e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13637",
    "kind": "arxiv",
    "version": 1
  }
}