Pith Number

pith:4NPCXX5I

pith:2026:4NPCXX5ITKDYUCFJRJKHCF4IRU

not attested not anchored not stored refs pending

SetGo: Metadata Readiness for Scientific AI Datasets

Polina Shpilker, Sean R. Wilkinson, Wesley Brewer

arxiv:2607.22677 v1 · 2026-07-10 · cs.DL · 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{4NPCXX5ITKDYUCFJRJKHCF4IRU}

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	2026-07-28T00:21:48.662860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e35e2bdfa89a878a08a98a547117888d0d9d97bc2d903f1e34be579db364708d

Aliases

arxiv: 2607.22677 · arxiv_version: 2607.22677v1 · doi: 10.48550/arxiv.2607.22677 · pith_short_12: 4NPCXX5ITKDY · pith_short_16: 4NPCXX5ITKDYUCFJ · pith_short_8: 4NPCXX5I

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/4NPCXX5ITKDYUCFJRJKHCF4IRU \
  | 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: e35e2bdfa89a878a08a98a547117888d0d9d97bc2d903f1e34be579db364708d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5536c8297f243af35e25990bd5304e25f10bfc377e29dc2606b3651962af340c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2026-07-10T15:44:03Z",
    "title_canon_sha256": "0b2de1f1f1af77eeff6d52577741a059b226d2244e8cba90309405737a397fef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22677",
    "kind": "arxiv",
    "version": 1
  }
}