Pith Number

pith:PMWFETEK

pith:2012:PMWFETEKM45B34YGFW5ZUVE7EH

not attested not anchored not stored refs pending

A Provenance Tracking Model for Data Updates

Gabriel Ciobanu (Romanian Academy, Institute of Computer Science), Ross Horne (Romanian Academy

arxiv:1208.4634 v1 · 2012-08-22 · cs.DC · 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{PMWFETEKM45B34YGFW5ZUVE7EH}

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	2026-05-18T03:48:12.962216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b2c524c8a673a1df3062dbb9a549f21d26c65f2a46bf46053c36923a0e6a25e

Aliases

arxiv: 1208.4634 · arxiv_version: 1208.4634v1 · doi: 10.48550/arxiv.1208.4634 · pith_short_12: PMWFETEKM45B · pith_short_16: PMWFETEKM45B34YG · pith_short_8: PMWFETEK

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/PMWFETEKM45B34YGFW5ZUVE7EH \
  | 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: 7b2c524c8a673a1df3062dbb9a549f21d26c65f2a46bf46053c36923a0e6a25e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09f47019eb055b69bf80947da4f427d0b7dc1e34d58c4c859cf7f423a22130b8",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2012-08-22T22:00:51Z",
    "title_canon_sha256": "03e1a0df0d3daf654e95784f0a5b3d6ed916ced67687d96ed610086fb5616b77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4634",
    "kind": "arxiv",
    "version": 1
  }
}