Pith Number

pith:ZW4PPYIO

pith:2012:ZW4PPYIOBCIVB4NUTKDECG4FED

not attested not anchored not stored refs pending

SiGMa: Simple Greedy Matching for Aligning Large Knowledge Bases

Alex Davies, Gjergji Kasneci, Konstantina Palla, Simon Lacoste-Julien, Thore Graepel, Zoubin Ghahramani

arxiv:1207.4525 v1 · 2012-07-19 · cs.AI · cs.DB · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZW4PPYIOBCIVB4NUTKDECG4FED}

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	2026-05-18T03:50:36.768224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdb8f7e10e089150f1b49a86411b8520e2c5572d88ac89b057fb4031d1ca911c

Aliases

arxiv: 1207.4525 · arxiv_version: 1207.4525v1 · doi: 10.48550/arxiv.1207.4525 · pith_short_12: ZW4PPYIOBCIV · pith_short_16: ZW4PPYIOBCIVB4NU · pith_short_8: ZW4PPYIO

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/ZW4PPYIOBCIVB4NUTKDECG4FED \
  | 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: cdb8f7e10e089150f1b49a86411b8520e2c5572d88ac89b057fb4031d1ca911c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "939d988dc19ba8969206353dd02608b6642400ef61372f43eb1a228d233154d0",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2012-07-19T00:15:05Z",
    "title_canon_sha256": "3fb854f26c2f901e2971b624f783e1e292daa5e03063361a416b4ddd0604fd52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4525",
    "kind": "arxiv",
    "version": 1
  }
}