Pith Number

pith:S2C3OKLJ

pith:2018:S2C3OKLJPSSDVFGLIXH4JVP3F5

not attested not anchored not stored refs pending

Direct linearisation of the discrete-time two-dimensional Toda lattices

Wei Fu

arxiv:1802.06452 v3 · 2018-02-18 · 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{S2C3OKLJPSSDVFGLIXH4JVP3F5}

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	2026-05-18T00:11:17.847903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9685b729697ca43a94cb45cfc4d5fb2f79c24408e203e284663346b6e20093ec

Aliases

arxiv: 1802.06452 · arxiv_version: 1802.06452v3 · doi: 10.48550/arxiv.1802.06452 · pith_short_12: S2C3OKLJPSSD · pith_short_16: S2C3OKLJPSSDVFGL · pith_short_8: S2C3OKLJ

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/S2C3OKLJPSSDVFGLIXH4JVP3F5 \
  | 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: 9685b729697ca43a94cb45cfc4d5fb2f79c24408e203e284663346b6e20093ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1d22f93437736c283b74495c221222de137bc8345f13a450a06a7f2b6971347",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2018-02-18T21:38:51Z",
    "title_canon_sha256": "bb0722cfe5570c29a8d09b2649b00742b89d0fc95d8bf3c5442203bec1192242"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06452",
    "kind": "arxiv",
    "version": 3
  }
}