Pith Number

pith:ENMAAAOZ

pith:2011:ENMAAAOZENYC2I65QMGVON5A2R

not attested not anchored not stored refs pending

A convenient criterion under which Z_2-graded operators are Hamiltonian

Arthemy V. Kiselev, Veronique Hussin

arxiv:1103.2542 v1 · 2011-03-13 · 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{ENMAAAOZENYC2I65QMGVON5A2R}

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	2026-05-18T04:24:05.805348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23580001d923702d23dd830d5737a0d45e12f5d7a179d8976a4b5f79526356d3

Aliases

arxiv: 1103.2542 · arxiv_version: 1103.2542v1 · doi: 10.48550/arxiv.1103.2542 · pith_short_12: ENMAAAOZENYC · pith_short_16: ENMAAAOZENYC2I65 · pith_short_8: ENMAAAOZ

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/ENMAAAOZENYC2I65QMGVON5A2R \
  | 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: 23580001d923702d23dd830d5737a0d45e12f5d7a179d8976a4b5f79526356d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba021a58a892f4e7a2cba28b3207f77025372054ec9e3bcdeed2f5f46362ae6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-03-13T18:53:44Z",
    "title_canon_sha256": "b99b7955fc24306ee58db6d7383600b310a81d5ed57f32f7eb023b951cd3f4d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2542",
    "kind": "arxiv",
    "version": 1
  }
}