Pith Number

pith:CY2VVRYV

pith:2016:CY2VVRYVGHKDIW3V4OCGACEY6J

not attested not anchored not stored refs pending

Enabling Fine-grained RDF Data Completeness Assessment

Fariz Darari, Radityo Eko Prasojo, Simon Razniewski, Werner Nutt

arxiv:1604.08377 v1 · 2016-04-28 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CY2VVRYVGHKDIW3V4OCGACEY6J}

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	2026-05-18T01:16:04.171050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16355ac71531d4345b75e384600898f2678727bcd46fa07601004464b4522ad6

Aliases

arxiv: 1604.08377 · arxiv_version: 1604.08377v1 · doi: 10.48550/arxiv.1604.08377 · pith_short_12: CY2VVRYVGHKD · pith_short_16: CY2VVRYVGHKDIW3V · pith_short_8: CY2VVRYV

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/CY2VVRYVGHKDIW3V4OCGACEY6J \
  | 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: 16355ac71531d4345b75e384600898f2678727bcd46fa07601004464b4522ad6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92841442ddb24c7afe7e0c6b6c1ffe62a0e0dbf4c6a071bf3271b273b24b4b88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2016-04-28T11:24:49Z",
    "title_canon_sha256": "5705e6e4cf176304b94f699f93868d3c366e1813ebfac17c5b9be94bcd30a163"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08377",
    "kind": "arxiv",
    "version": 1
  }
}