Pith Number

pith:2GN3JP7R

pith:2021:2GN3JP7RVLYOUHTLNRXRQVZYLZ

not attested not anchored not stored refs pending

Open-book Video Captioning with Retrieve-Copy-Generate Network

Bing Li, Chunfeng Yuan, Weiming Hu, Ying Deng, Ying Shan, Zhongang Qi, Ziqi Zhang

arxiv:2103.05284 v1 · 2021-03-09 · cs.CV · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2GN3JP7RVLYOUHTLNRXRQVZYLZ}

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	2026-07-05T02:21:24.504707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d19bb4bff1aaf0ea1e6b6c6f1857385e4b5747c2fde9de8b33d0eaf45a0e21f9

Aliases

arxiv: 2103.05284 · arxiv_version: 2103.05284v1 · doi: 10.48550/arxiv.2103.05284 · pith_short_12: 2GN3JP7RVLYO · pith_short_16: 2GN3JP7RVLYOUHTL · pith_short_8: 2GN3JP7R

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/2GN3JP7RVLYOUHTLNRXRQVZYLZ \
  | 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: d19bb4bff1aaf0ea1e6b6c6f1857385e4b5747c2fde9de8b33d0eaf45a0e21f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afae400eb4261ba25c41cfdb7d5805d2158e28e4790081383f5fd02921e1c282",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-09T08:17:17Z",
    "title_canon_sha256": "c950dc3f2d23f8ef57c10bbd9913415f1327c2a6f6279dd3c3f88d6c5b9ac1d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05284",
    "kind": "arxiv",
    "version": 1
  }
}