Pith Number

pith:W74DQOFX

pith:2011:W74DQOFXHPRSTVK4UOPPIJD6L5

not attested not anchored not stored refs pending

Semantic Technology to Exploit Digital Content Exposed as Linked Data

Monica De Martino, Riccardo Albertoni

arxiv:1110.2396 v1 · 2011-10-11 · 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{W74DQOFXHPRSTVK4UOPPIJD6L5}

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	2026-05-18T04:11:09.120439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7f83838b73be329d55ca39ef4247e5f7650f38c92d562fa85f1f961e498d6b1

Aliases

arxiv: 1110.2396 · arxiv_version: 1110.2396v1 · doi: 10.48550/arxiv.1110.2396 · pith_short_12: W74DQOFXHPRS · pith_short_16: W74DQOFXHPRSTVK4 · pith_short_8: W74DQOFX

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/W74DQOFXHPRSTVK4UOPPIJD6L5 \
  | 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: b7f83838b73be329d55ca39ef4247e5f7650f38c92d562fa85f1f961e498d6b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fea2a88057f24d4e3891ecb29e480479a3f79187f242d36a48018bca9c79e548",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2011-10-11T15:20:15Z",
    "title_canon_sha256": "595ee4ad7cbad5b59ce8fc207b47a6f6ca7921632586e9f4ff9fef9f00b8131b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2396",
    "kind": "arxiv",
    "version": 1
  }
}