Pith Number

pith:WT7NUI2K

pith:2009:WT7NUI2KBOHTHDKDWMMYKMFFZL

not attested not anchored not stored refs pending

Spectral statistics of a pseudo-integrable map: the general case

C. Schmit, E. Bogomolny, R. Dubertrand

arxiv:0903.2231 v1 · 2009-03-12 · nlin.CD · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WT7NUI2KBOHTHDKDWMMYKMFFZL}

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	2026-05-18T02:14:28.724037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4feda234a0b8f338d43b3198530a5cad3a17c17a9307a6c06b22045cdc074c1

Aliases

arxiv: 0903.2231 · arxiv_version: 0903.2231v1 · doi: 10.48550/arxiv.0903.2231 · pith_short_12: WT7NUI2KBOHT · pith_short_16: WT7NUI2KBOHTHDKD · pith_short_8: WT7NUI2K

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/WT7NUI2KBOHTHDKDWMMYKMFFZL \
  | 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: b4feda234a0b8f338d43b3198530a5cad3a17c17a9307a6c06b22045cdc074c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f67ad2fe36e0bf61773a453e7394a9c234bf48f1617cc98542733e96dbd7387",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2009-03-12T18:00:25Z",
    "title_canon_sha256": "c02cd73853bfffed1e497b9e315e36692849056c531f01b70b8613f07beb57dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2231",
    "kind": "arxiv",
    "version": 1
  }
}