Pith Number

pith:VNRUAJRE

pith:2012:VNRUAJREDUIPJPMWIHNGDGHIXC

not attested not anchored not stored refs pending

The Algebro-Geometric Solutions for the Ruijsenaars-Toda Hierarchy

Engui Fan, Peng Zhao, Yu Hou

arxiv:1204.4240 v3 · 2012-04-19 · 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{VNRUAJREDUIPJPMWIHNGDGHIXC}

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	2026-05-18T01:57:48.968391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab634026241d10f4bd9641da6198e8b8852043457c9a51cea79d2957b3a53bf4

Aliases

arxiv: 1204.4240 · arxiv_version: 1204.4240v3 · doi: 10.48550/arxiv.1204.4240 · pith_short_12: VNRUAJREDUIP · pith_short_16: VNRUAJREDUIPJPMW · pith_short_8: VNRUAJRE

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/VNRUAJREDUIPJPMWIHNGDGHIXC \
  | 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: ab634026241d10f4bd9641da6198e8b8852043457c9a51cea79d2957b3a53bf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1b4240084195c35661b4701283788f5678f3bf26abecdfb4f8ef6c9a56d3a5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-04-19T02:40:29Z",
    "title_canon_sha256": "d847853f79e09af1860656c9eeb2655772d608615050496b896d2d66630b211b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4240",
    "kind": "arxiv",
    "version": 3
  }
}