Pith Number

pith:PX23IVVX

pith:2012:PX23IVVXT2OYS3Z3K6OC2Q7BVN

not attested not anchored not stored refs pending

Pushing the complexity barrier: diminishing returns in the sciences

Claudius Gros

arxiv:1209.2725 v2 · 2012-09-10 · physics.soc-ph · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PX23IVVXT2OYS3Z3K6OC2Q7BVN}

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	2026-05-18T03:35:13.695437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7df5b456b79e9d896f3b579c2d43e1ab75b459b8aaf5fd33c691874e5b2e876c

Aliases

arxiv: 1209.2725 · arxiv_version: 1209.2725v2 · doi: 10.48550/arxiv.1209.2725 · pith_short_12: PX23IVVXT2OY · pith_short_16: PX23IVVXT2OYS3Z3 · pith_short_8: PX23IVVX

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/PX23IVVXT2OYS3Z3K6OC2Q7BVN \
  | 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: 7df5b456b79e9d896f3b579c2d43e1ab75b459b8aaf5fd33c691874e5b2e876c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50d0a9cb2feff5b420bc5c4c6580440c1661bb9c02c2a7e7b61bab663b66ad5c",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-09-10T08:59:01Z",
    "title_canon_sha256": "5c7e2585aad463e9340314627f3e9fa554b9900aefbd03295d28f31dc3e4435b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2725",
    "kind": "arxiv",
    "version": 2
  }
}