Pith Number

pith:Y4XJX2XF

pith:2025:Y4XJX2XFDXFEIUPIFPYS2QEQJ7

not attested not anchored not stored refs pending

Common Foundations for SHACL, ShEx, and PG-Schema

A. Polleres, C. Okulmus, D. Tomaszuk, F. Mogavero, F. Murlak, I. Boneva, J.E. Labra-Gayo, J. Hidders, K. Hose, M. Jakubowski, M. Simkus, O. Savkovic, S. Ahmetaj, W. Martens

arxiv:2502.01295 v1 · 2025-02-03 · cs.DB · 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{Y4XJX2XFDXFEIUPIFPYS2QEQJ7}

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	2026-07-05T10:08:45.403944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c72e9beae51dca4451e82bf12d40904fe36a2089fc258bff0dd5a2e48319715b

Aliases

arxiv: 2502.01295 · arxiv_version: 2502.01295v1 · doi: 10.48550/arxiv.2502.01295 · pith_short_12: Y4XJX2XFDXFE · pith_short_16: Y4XJX2XFDXFEIUPI · pith_short_8: Y4XJX2XF

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/Y4XJX2XFDXFEIUPIFPYS2QEQJ7 \
  | 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: c72e9beae51dca4451e82bf12d40904fe36a2089fc258bff0dd5a2e48319715b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c56f0a3fed08a593b074a841bcb248d2f42087e37328b01015aa19624c8026c9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-02-03T12:17:25Z",
    "title_canon_sha256": "ed80e3bf1632ee37aee967f41032b36c51713f3f14b5fdd672a98fa326cf2107"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.01295",
    "kind": "arxiv",
    "version": 1
  }
}