Pith Number

pith:5FO3TSNA

pith:2021:5FO3TSNALBY52H5N2PUGG7CR7K

not attested not anchored not stored refs pending

White Paper: Challenges and Considerations for the Creation of a Large Labelled Repository of Online Videos with Questionable Content

Christos Smailis, Heng Ji, Ioannis Kakadiaris, Mahsa Shafaei, Mona Diab, Rada Mihalcea, Smaranda Muresan, Thamar Solorio, Theodore Giannakopoulos, Yang Liu

arxiv:2101.10894 v1 · 2021-01-25 · cs.CV · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5FO3TSNALBY52H5N2PUGG7CR7K}

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	2026-07-05T02:10:03.227325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e95db9c9a05871dd1fadd3e8637c51faa6f1b6bd17939cd09ebe952ff0d1362a

Aliases

arxiv: 2101.10894 · arxiv_version: 2101.10894v1 · doi: 10.48550/arxiv.2101.10894 · pith_short_12: 5FO3TSNALBY5 · pith_short_16: 5FO3TSNALBY52H5N · pith_short_8: 5FO3TSNA

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/5FO3TSNALBY52H5N2PUGG7CR7K \
  | 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: e95db9c9a05871dd1fadd3e8637c51faa6f1b6bd17939cd09ebe952ff0d1362a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "631f6dba422037eb71b2923959e8562f25fdbdc1f69cd86c1628a8a8cd78f5d8",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-01-25T16:19:24Z",
    "title_canon_sha256": "2aea3729a35bd2d3304bb28c492e91c49886f0f95c90cc8c7e9139219838c522"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.10894",
    "kind": "arxiv",
    "version": 1
  }
}