Pith Number

pith:QWBTWMG7

pith:2013:QWBTWMG7SJHA34TRZLOKGUSTO2

not attested not anchored not stored refs pending

PyXNAT: XNAT in Python

Aditya Siram, Alexis Barbot (LNAO), Benjamin Thyreau (LNAO), Daniel Marcus, Ga\"el Varoquaux (INRIA Saclay - Ile de France, Jean-Baptiste Poline (LNAO), LNAO), Vincent Frouin (LNAO), Yannick Schwartz (INRIA Saclay - Ile de France

arxiv:1301.6952 v1 · 2013-01-29 · cs.DB · cs.CV · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWBTWMG7SJHA34TRZLOKGUSTO2}

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	2026-05-18T03:35:03.074352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85833b30df924e0df271cadca3525376812a55caf41de34eb4f70d6d88bfdc40

Aliases

arxiv: 1301.6952 · arxiv_version: 1301.6952v1 · doi: 10.48550/arxiv.1301.6952 · pith_short_12: QWBTWMG7SJHA · pith_short_16: QWBTWMG7SJHA34TR · pith_short_8: QWBTWMG7

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/QWBTWMG7SJHA34TRZLOKGUSTO2 \
  | 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: 85833b30df924e0df271cadca3525376812a55caf41de34eb4f70d6d88bfdc40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6874a21c8ded4d78d4a9028a0cf353d26d45f6fe02fccb786909e2d32575477b",
    "cross_cats_sorted": [
      "cs.CV",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2013-01-29T15:42:18Z",
    "title_canon_sha256": "56fae14392535868d644b87363d1e973f309efb50a9bedc59d1ea4382ba1e988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6952",
    "kind": "arxiv",
    "version": 1
  }
}