Pith Number

pith:3OH5BIQ2

pith:2022:3OH5BIQ2PKRIS6AWKSLP37CP5Q

not attested not anchored not stored refs pending

A meso-scale cartography of the AI ecosystem

Floriana Gargiulo, Michel Dubois, Paola Tubaro, Sylvain Fontaine

arxiv:2212.12263 v1 · 2022-12-23 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3OH5BIQ2PKRIS6AWKSLP37CP5Q}

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	2026-07-05T05:27:53.562347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db8fd0a21a7aa28978165496fdfc4fec180dea64506dc63abb063a7b8034c34f

Aliases

arxiv: 2212.12263 · arxiv_version: 2212.12263v1 · doi: 10.48550/arxiv.2212.12263 · pith_short_12: 3OH5BIQ2PKRI · pith_short_16: 3OH5BIQ2PKRIS6AW · pith_short_8: 3OH5BIQ2

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/3OH5BIQ2PKRIS6AWKSLP37CP5Q \
  | 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: db8fd0a21a7aa28978165496fdfc4fec180dea64506dc63abb063a7b8034c34f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fbac4020f3f4c2e44288af842927084ddccb7a4b5979a857356462e8bcd28ad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2022-12-23T11:22:11Z",
    "title_canon_sha256": "0696eb2921ba933f529862b50f709e8845f2b3ab27e5c0494e1bf23b994d80e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.12263",
    "kind": "arxiv",
    "version": 1
  }
}