Pith Number

pith:XUBMEFVS

pith:2011:XUBMEFVS6VINFK6Q7NHGIICQK5

not attested not anchored not stored refs pending

Evaluating the SharedCanvas Manuscript Data Model in CATCHPlus

Benjamin Albritton, Hennie Brugman, Herbert Van de Sompel, Robert Sanderson

arxiv:1110.3687 v1 · 2011-10-17 · 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{XUBMEFVS6VINFK6Q7NHGIICQK5}

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	2026-05-18T04:10:48.704839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd02c216b2f550d2abd0fb4e6420505749d612466fd43a54323c5df0db019847

Aliases

arxiv: 1110.3687 · arxiv_version: 1110.3687v1 · doi: 10.48550/arxiv.1110.3687 · pith_short_12: XUBMEFVS6VIN · pith_short_16: XUBMEFVS6VINFK6Q · pith_short_8: XUBMEFVS

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/XUBMEFVS6VINFK6Q7NHGIICQK5 \
  | 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: bd02c216b2f550d2abd0fb4e6420505749d612466fd43a54323c5df0db019847

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1855b9971e5571b4662a13b453dcd896f19fcfde3556078c097693f9ccb0f0d2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2011-10-17T14:55:48Z",
    "title_canon_sha256": "d5948b1af92e1c7ae96d8f1206b889f8643add973962958ba2a601e94a7c7363"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3687",
    "kind": "arxiv",
    "version": 1
  }
}