Pith Number

pith:25OSQUB2

pith:2013:25OSQUB2UDTVKJVBR4ZUEEXISD

not attested not anchored not stored refs pending

An OAI-PMH-based Web Service for the Generation of Co-Author Networks

Peter Mutschke, Philipp Mayr, Philipp Schaer, Thomas Lueke

arxiv:1301.7443 v1 · 2013-01-27 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{25OSQUB2UDTVKJVBR4ZUEEXISD}

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	2026-05-18T03:34:49.504952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d75d28503aa0e75526a18f334212e890d81a6109cbd303f4620290351d27e311

Aliases

arxiv: 1301.7443 · arxiv_version: 1301.7443v1 · doi: 10.48550/arxiv.1301.7443 · pith_short_12: 25OSQUB2UDTV · pith_short_16: 25OSQUB2UDTVKJVB · pith_short_8: 25OSQUB2

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/25OSQUB2UDTVKJVBR4ZUEEXISD \
  | 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: d75d28503aa0e75526a18f334212e890d81a6109cbd303f4620290351d27e311

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24434ab7b5f8ffa6764b1781f22bc0049662f01e514f507774617f8cd0baa32b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2013-01-27T19:52:16Z",
    "title_canon_sha256": "ace80cd1ad83baa0cf051e12dacbe700fb2848dc301db4a9d5a64480f1216bf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7443",
    "kind": "arxiv",
    "version": 1
  }
}