Pith Number

pith:4PNHHDHU

pith:2007:4PNHHDHUWTXAOGZUA2N6G76XXV

not attested not anchored not stored refs pending

Nonlinearizing linear equations to integrable systems including new hierarchies with nonholonomic deformations

Anjan Kundu

arxiv:0711.0878 v6 · 2007-11-06 · nlin.SI · cond-mat.stat-mech · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4PNHHDHUWTXAOGZUA2N6G76XXV}

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	2026-05-18T02:16:09.690918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3da738cf4b4ee071b34069be37fd7bd4e7fbeb1cc8bdc33343a0ea19537cbb9

Aliases

arxiv: 0711.0878 · arxiv_version: 0711.0878v6 · doi: 10.48550/arxiv.0711.0878 · pith_short_12: 4PNHHDHUWTXA · pith_short_16: 4PNHHDHUWTXAOGZU · pith_short_8: 4PNHHDHU

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/4PNHHDHUWTXAOGZUA2N6G76XXV \
  | 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: e3da738cf4b4ee071b34069be37fd7bd4e7fbeb1cc8bdc33343a0ea19537cbb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a90a342f809bb44fbcc47122025e9cadbbcee147ea82dc602cdb6c86ef70e265",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2007-11-06T14:01:34Z",
    "title_canon_sha256": "1a6e0dcd00e3bb932b618812b8e6bd673f72e99b6e0b4ccd374e28f188a7c6d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.0878",
    "kind": "arxiv",
    "version": 6
  }
}