Pith Number

pith:5JCMVZWH

pith:2008:5JCMVZWHBOZYXLT2KZKUUPYBOA

not attested not anchored not stored refs pending

Nonuniform measure rigidity

Anatole Katok, Boris Kalinin, Federico Rodriguez Hertz

arxiv:0803.3094 v2 · 2008-03-20 · math.DS · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5JCMVZWHBOZYXLT2KZKUUPYBOA}

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	2026-05-18T04:41:05.360996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea44cae6c70bb38bae7a56554a3f017002a282a05f427f034f7a95d4444406fb

Aliases

arxiv: 0803.3094 · arxiv_version: 0803.3094v2 · doi: 10.48550/arxiv.0803.3094 · pith_short_12: 5JCMVZWHBOZY · pith_short_16: 5JCMVZWHBOZYXLT2 · pith_short_8: 5JCMVZWH

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/5JCMVZWHBOZYXLT2KZKUUPYBOA \
  | 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: ea44cae6c70bb38bae7a56554a3f017002a282a05f427f034f7a95d4444406fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cefbadb17c9abd15e4b9b2ee9df1761418eec5a3c3ba4879fb66bdd163264531",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2008-03-20T22:56:46Z",
    "title_canon_sha256": "8e68b0117f4289fb15c254bcdd001a9894ce5167efa5f25af45e51bb84be364e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.3094",
    "kind": "arxiv",
    "version": 2
  }
}