Pith Number

pith:P7QIUO7Q

pith:2007:P7QIUO7Q5L3BFQNJBHOX5TEFAJ

not attested not anchored not stored refs pending

A new integrable generalization of the Korteweg - de Vries equation

Anton Sakovich, Atalay Karasu, Ayse Karasu-Kalkanli, Refik Turhan, Sergei Sakovich

arxiv:0708.3247 v1 · 2007-08-23 · nlin.SI · math-ph · math.AP · math.MP · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7QIUO7Q5L3BFQNJBHOX5TEFAJ}

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	2026-05-18T04:29:43.875179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fe08a3bf0eaf612c1a909dd7ecc850240d3a440592ecde1914f0697dce353d3

Aliases

arxiv: 0708.3247 · arxiv_version: 0708.3247v1 · doi: 10.48550/arxiv.0708.3247 · pith_short_12: P7QIUO7Q5L3B · pith_short_16: P7QIUO7Q5L3BFQNJ · pith_short_8: P7QIUO7Q

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/P7QIUO7Q5L3BFQNJBHOX5TEFAJ \
  | 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: 7fe08a3bf0eaf612c1a909dd7ecc850240d3a440592ecde1914f0697dce353d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79566d9ec42d3f073d1d2820bfd8ed21418874561457aa723862eac0d967eef1",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP",
      "nlin.PS"
    ],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2007-08-23T20:36:21Z",
    "title_canon_sha256": "00b1ac2508f55c4aa10486fdb53b41563398ace67b7d7823894693955db97bff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.3247",
    "kind": "arxiv",
    "version": 1
  }
}