Pith Number

pith:VREQR4N6

pith:2011:VREQR4N6WIFE3LPLWGZKKWDXSZ

not attested not anchored not stored refs pending

Families of Integrable Equations

Maciej Nieszporski, Pavlos Kassotakis

arxiv:1106.0636 v3 · 2011-06-03 · nlin.SI · 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{VREQR4N6WIFE3LPLWGZKKWDXSZ}

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	2026-05-18T04:10:08.699487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac4908f1beb20a4dadebb1b2a55877964c004a9240f966cf231831d3741a4d0e

Aliases

arxiv: 1106.0636 · arxiv_version: 1106.0636v3 · doi: 10.48550/arxiv.1106.0636 · pith_short_12: VREQR4N6WIFE · pith_short_16: VREQR4N6WIFE3LPL · pith_short_8: VREQR4N6

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/VREQR4N6WIFE3LPLWGZKKWDXSZ \
  | 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: ac4908f1beb20a4dadebb1b2a55877964c004a9240f966cf231831d3741a4d0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6797ad7e91e2ebe71ff2aa0c23713dd7540872c8dfc6dc8d20c686baaa1a2c00",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-06-03T13:36:05Z",
    "title_canon_sha256": "7e3272562c0f846279280149618b45c089355dade34de8b35a1fb87edfca4af7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0636",
    "kind": "arxiv",
    "version": 3
  }
}