Pith Number

pith:2EEDWJW7

pith:2012:2EEDWJW7VOH6MW5LKDF7GSVOIU

not attested not anchored not stored refs pending

Poisson and quantum geometry of acyclic cluster algebras

Sebastian Zwicknagl

arxiv:1210.5824 v1 · 2012-10-22 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EEDWJW7VOH6MW5LKDF7GSVOIU}

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	2026-05-18T03:42:35.034905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1083b26dfab8fe65bab50cbf34aae4536324d69426af4a127c3739a1a9498a9

Aliases

arxiv: 1210.5824 · arxiv_version: 1210.5824v1 · doi: 10.48550/arxiv.1210.5824 · pith_short_12: 2EEDWJW7VOH6 · pith_short_16: 2EEDWJW7VOH6MW5L · pith_short_8: 2EEDWJW7

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/2EEDWJW7VOH6MW5LKDF7GSVOIU \
  | 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: d1083b26dfab8fe65bab50cbf34aae4536324d69426af4a127c3739a1a9498a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e39e9c61da85f4ac4b30686eacfdcc917cd878d946a80cba80f8cba8143b485",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2012-10-22T08:00:06Z",
    "title_canon_sha256": "565fc93a4657b138c6af0128aeb6107cf1be32d0f64491e5eae33dee5de63752"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5824",
    "kind": "arxiv",
    "version": 1
  }
}