Pith Number

pith:WCZG6J2J

pith:2023:WCZG6J2JOLBAN6NAYRAY5PYJWY

not attested not anchored not stored refs pending

DECORAIT -- DECentralized Opt-in/out Registry for AI Training

Alex Black, Andrew Gilbert, Andy Parsons, John Collomosse, Kar Balan, Simon Jenni

arxiv:2309.14400 v1 · 2023-09-25 · cs.CR · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCZG6J2JOLBAN6NAYRAY5PYJWY}

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	2026-07-05T06:54:25.139205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0b26f274972c206f9a0c4418ebf09b6337a97acfacb01c64063253492eb5723

Aliases

arxiv: 2309.14400 · arxiv_version: 2309.14400v1 · doi: 10.48550/arxiv.2309.14400 · pith_short_12: WCZG6J2JOLBA · pith_short_16: WCZG6J2JOLBAN6NA · pith_short_8: WCZG6J2J

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/WCZG6J2JOLBAN6NAYRAY5PYJWY \
  | 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: b0b26f274972c206f9a0c4418ebf09b6337a97acfacb01c64063253492eb5723

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67c30429475a33f4a9013ad68ae2b559490aa9f74880c3424f3ce310a58aa433",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2023-09-25T16:19:35Z",
    "title_canon_sha256": "a3d0bb7470ba92f7c96e7acadc75311710d454d5cb21ab12339a6ce098c5ee5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.14400",
    "kind": "arxiv",
    "version": 1
  }
}