Pith Number

pith:MZCD2A2B

pith:2019:MZCD2A2BZWACXEB5ERK74NHNQX

not attested not anchored not stored refs pending

Invariants in Separated Variables: Yang-Baxter, Entwining and Transfer Maps

Pavlos Kassotakis

arxiv:1901.01609 v2 · 2019-01-06 · 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{MZCD2A2BZWACXEB5ERK74NHNQX}

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	2026-05-17T23:42:34.783253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66443d0341cd802b903d2455fe34ed85e85b35b01d6da2ad6f5488bb957d42e0

Aliases

arxiv: 1901.01609 · arxiv_version: 1901.01609v2 · doi: 10.48550/arxiv.1901.01609 · pith_short_12: MZCD2A2BZWAC · pith_short_16: MZCD2A2BZWACXEB5 · pith_short_8: MZCD2A2B

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/MZCD2A2BZWACXEB5ERK74NHNQX \
  | 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: 66443d0341cd802b903d2455fe34ed85e85b35b01d6da2ad6f5488bb957d42e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc51042375fe1d2e5452ec62a13f2e07e6246fd44b13d73eaa149e289a4760f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2019-01-06T21:27:38Z",
    "title_canon_sha256": "faef6e7ca7e796804d871ec3be659e27dba548f1722f00eb4dc757256218f5f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01609",
    "kind": "arxiv",
    "version": 2
  }
}