Pith Number

pith:T4TGGVNR

pith:2015:T4TGGVNRGLFOVYMGIUKP6RNK7W

not attested not anchored not stored refs pending

A Simple Construction of Recursion Operators for Multidimensional Dispersionless Integrable Systems

A. Sergyeyev

arxiv:1501.01955 v4 · 2015-01-08 · math.AP · math-ph · math.MP · 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{T4TGGVNRGLFOVYMGIUKP6RNK7W}

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	2026-05-18T00:34:10.678404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f266355b132caeae1864514ff45aafd9002f165a438a1038cc7dc9d188dd430

Aliases

arxiv: 1501.01955 · arxiv_version: 1501.01955v4 · doi: 10.48550/arxiv.1501.01955 · pith_short_12: T4TGGVNRGLFO · pith_short_16: T4TGGVNRGLFOVYMG · pith_short_8: T4TGGVNR

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/T4TGGVNRGLFOVYMGIUKP6RNK7W \
  | 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: 9f266355b132caeae1864514ff45aafd9002f165a438a1038cc7dc9d188dd430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c6ede742722e7429b1a996c013f45fbe56ddd4f0b82c4ca5c2139805c14d762",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-01-08T20:58:57Z",
    "title_canon_sha256": "b47fa2b5c884edc06f0d3b0c8010840310bcc9fd47249492823c99319d537055"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01955",
    "kind": "arxiv",
    "version": 4
  }
}