Pith Number

pith:YOKNWVCR

pith:2021:YOKNWVCRBTLSMMWFCGYVLBA4LL

not attested not anchored not stored refs pending

A framework for fostering transparency in shared artificial intelligence models by increasing visibility of contributions

Alun Preece, Dinesh Verma, Geeth de Mel, Harrison Taylor, Iain Barclay, Ian Taylor

arxiv:2103.03610 v1 · 2021-03-05 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YOKNWVCRBTLSMMWFCGYVLBA4LL}

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	2026-07-05T02:20:37.679307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c394db54510cd72632c511b155841c5af302fed12f462087bd9b6e8b91add1d8

Aliases

arxiv: 2103.03610 · arxiv_version: 2103.03610v1 · doi: 10.48550/arxiv.2103.03610 · pith_short_12: YOKNWVCRBTLS · pith_short_16: YOKNWVCRBTLSMMWF · pith_short_8: YOKNWVCR

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/YOKNWVCRBTLSMMWFCGYVLBA4LL \
  | 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: c394db54510cd72632c511b155841c5af302fed12f462087bd9b6e8b91add1d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b55c73f5a8bd6690623c55494741796cfca7ef940e72edd0e6b2b286d006053b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-03-05T11:28:50Z",
    "title_canon_sha256": "40015e1a45407896cd75fb9ec01e2f4b53cc7ac50d5d1844b0596609a3db7829"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.03610",
    "kind": "arxiv",
    "version": 1
  }
}