Pith Number

pith:ECQOW4HA

pith:2016:ECQOW4HAH2T7QMZDWUDOQWPCC7

not attested not anchored not stored refs pending

Quasi-classical expansion of the star-triangle relation and integrable systems on quad-graphs

Andrew P. Kels, Sergey M Sergeev, Vladimir V. Bazhanov

arxiv:1602.07076 v4 · 2016-02-23 · 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{ECQOW4HAH2T7QMZDWUDOQWPCC7}

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	2026-05-18T00:50:52.329336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20a0eb70e03ea7f83323b506e859e217fc4a7822ce4f7a2d2e20ca7e212355ec

Aliases

arxiv: 1602.07076 · arxiv_version: 1602.07076v4 · doi: 10.48550/arxiv.1602.07076 · pith_short_12: ECQOW4HAH2T7 · pith_short_16: ECQOW4HAH2T7QMZD · pith_short_8: ECQOW4HA

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/ECQOW4HAH2T7QMZDWUDOQWPCC7 \
  | 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: 20a0eb70e03ea7f83323b506e859e217fc4a7822ce4f7a2d2e20ca7e212355ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0d3fdaef42d88e2c3838d174b09601e1d2fc72fdfa788c6912312ae4546e68f",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2016-02-23T08:09:27Z",
    "title_canon_sha256": "d0580909347552a1216ff8607b7d8d3f073b3aa19e112449b28fe33e88857b61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07076",
    "kind": "arxiv",
    "version": 4
  }
}