Pith Number

pith:URBRIGYZ

pith:2018:URBRIGYZDVINMLPUSAB4FUGHUK

not attested not anchored not stored refs pending

New results on integrability of the Kahan-Hirota-Kimura discretizations

Matteo Petrera, Yuri B. Suris

arxiv:1805.12490 v1 · 2018-05-31 · math-ph · cs.NA · math.MP · math.NA · 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{URBRIGYZDVINMLPUSAB4FUGHUK}

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	2026-06-04T19:11:56.366442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a443141b191d50d62df49003c2d0c7a2b82136b29761646e563d88cfdf6620dd

Aliases

arxiv: 1805.12490 · arxiv_version: 1805.12490v1 · doi: 10.48550/arxiv.1805.12490 · pith_short_12: URBRIGYZDVIN · pith_short_16: URBRIGYZDVINMLPU · pith_short_8: URBRIGYZ

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/URBRIGYZDVINMLPUSAB4FUGHUK \
  | 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: a443141b191d50d62df49003c2d0c7a2b82136b29761646e563d88cfdf6620dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a4bc02327151cbc4a8953d1ab7f0afe592af558fd5c8bcad37a56d74f169e89",
    "cross_cats_sorted": [
      "cs.NA",
      "math.MP",
      "math.NA",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-05-31T14:28:28Z",
    "title_canon_sha256": "510866bb5213eedc9c9c65b1dbb232af7f44a317997d0b122536033f9f6c58ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12490",
    "kind": "arxiv",
    "version": 1
  }
}