Pith Number

pith:5IVXNIVS

pith:2012:5IVXNIVSBHZOX65MXXMVXA64ZX

not attested not anchored not stored refs pending

Lattice modified KdV hierarchy from a Lax pair expansion

Mike Hay

arxiv:1207.4637 v2 · 2012-07-19 · 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{5IVXNIVSBHZOX65MXXMVXA64ZX}

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	2026-05-18T01:56:16.292768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea2b76a2b209f2ebfbacbdd95b83dccdd636c8cc1ab43b0bec697bca8fd4923f

Aliases

arxiv: 1207.4637 · arxiv_version: 1207.4637v2 · doi: 10.48550/arxiv.1207.4637 · pith_short_12: 5IVXNIVSBHZO · pith_short_16: 5IVXNIVSBHZOX65M · pith_short_8: 5IVXNIVS

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/5IVXNIVSBHZOX65MXXMVXA64ZX \
  | 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: ea2b76a2b209f2ebfbacbdd95b83dccdd636c8cc1ab43b0bec697bca8fd4923f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85a18e76a5ff071034ca67d6eba6322fdc934a72095df358140f7963cc46e919",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-07-19T12:15:25Z",
    "title_canon_sha256": "b30c860c42b012b06d311efe826b96bb3b25adca13fa0dbcfaa409a6d4cb4192"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4637",
    "kind": "arxiv",
    "version": 2
  }
}