Pith Number

pith:TZKUFVYS

pith:2013:TZKUFVYSKV7CFO6UK3RIBNO52N

not attested not anchored not stored refs pending

Local Type Checking for Linked Data Consumers

Gabriel Ciobanu (Romanian Academy, Iasi), Ross Horne (Romanian Academy, Vladimiro Sassone (University of Southampton)

arxiv:1308.0389 v1 · 2013-08-02 · cs.PL · 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{TZKUFVYSKV7CFO6UK3RIBNO52N}

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	2026-05-18T03:16:50.607809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e5542d712557e22bbd456e280b5ddd3478810000091786d41fca4382553a1c4

Aliases

arxiv: 1308.0389 · arxiv_version: 1308.0389v1 · doi: 10.48550/arxiv.1308.0389 · pith_short_12: TZKUFVYSKV7C · pith_short_16: TZKUFVYSKV7CFO6U · pith_short_8: TZKUFVYS

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/TZKUFVYSKV7CFO6UK3RIBNO52N \
  | 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: 9e5542d712557e22bbd456e280b5ddd3478810000091786d41fca4382553a1c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d169b59af5e78975390f1257f7f3e186c751e0e0c362c1308d24c725b7db01c0",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2013-08-02T01:55:30Z",
    "title_canon_sha256": "6a915a57fd4f21ca61f0e6ccb28da80fea7c36ee56558a3e0fdba78a41ee17d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0389",
    "kind": "arxiv",
    "version": 1
  }
}