Pith Number

pith:ACBGWHOE

pith:2026:ACBGWHOEHSDWY2DDLFP2VR7XCN

not attested not anchored not stored refs pending

Lax pairs and $r$-matrices for some two-dimensional isotropic oscillators

Garima Rajpoot, Govind S. Krishnaswami, Srividya N. Vaidya

arxiv:2607.20983 v1 · 2026-07-23 · nlin.SI · math-ph · math.DS · math.MP · physics.class-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACBGWHOEHSDWY2DDLFP2VR7XCN}

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	2026-07-24T01:23:45.453410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00826b1dc43c876c6863595faac7f71365ea642ac16c2be7ed827c9a6515bbb3

Aliases

arxiv: 2607.20983 · arxiv_version: 2607.20983v1 · doi: 10.48550/arxiv.2607.20983 · pith_short_12: ACBGWHOEHSDW · pith_short_16: ACBGWHOEHSDWY2DD · pith_short_8: ACBGWHOE

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/ACBGWHOEHSDWY2DDLFP2VR7XCN \
  | 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: 00826b1dc43c876c6863595faac7f71365ea642ac16c2be7ed827c9a6515bbb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29e7749e0ad010922e1649451a70997ba618d0de9d03a3494d44d42906845abc",
    "cross_cats_sorted": [
      "math-ph",
      "math.DS",
      "math.MP",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2026-07-23T07:05:46Z",
    "title_canon_sha256": "765e8e364d272ce4f9bd4a3d4e9761f6168544389942f41085850522d6b31b85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20983",
    "kind": "arxiv",
    "version": 1
  }
}