Pith Number

pith:4LB3H6SP

pith:2011:4LB3H6SPTSE3FKMFYDR4KVB3T5

not attested not anchored not stored refs pending

The Planetary System: Executable Science, Technology, Engineering and Math Papers

Andrea Kohlhase, Bogdan Matican, Catalin David, Christoph Lange, Deyan Ginev, Michael Kohlhase, Stefan Mirea, Vyacheslav Zholudev

arxiv:1103.1482 v1 · 2011-03-08 · cs.DL · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LB3H6SPTSE3FKMFYDR4KVB3T5}

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	2026-05-18T04:26:00.735266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2c3b3fa4f9c89b2a985c0e3c5543b9f4244563375ab212de252a740a7a859e1

Aliases

arxiv: 1103.1482 · arxiv_version: 1103.1482v1 · doi: 10.48550/arxiv.1103.1482 · pith_short_12: 4LB3H6SPTSE3 · pith_short_16: 4LB3H6SPTSE3FKMF · pith_short_8: 4LB3H6SP

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/4LB3H6SPTSE3FKMFYDR4KVB3T5 \
  | 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: e2c3b3fa4f9c89b2a985c0e3c5543b9f4244563375ab212de252a740a7a859e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "539433544c53f968be293030c9e9162feb6f62a3710f5d6468a2d9eb4b8e643c",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2011-03-08T10:12:40Z",
    "title_canon_sha256": "77491af9716a87741d5f88b9b650b2972e3bd8c594a4aad90f473c79324bd47b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1482",
    "kind": "arxiv",
    "version": 1
  }
}