Pith Number

pith:IGQL7KK3

pith:2014:IGQL7KK3IOCTEHY5RZYPA53QCY

not attested not anchored not stored refs pending

Structure of seeds in generalized cluster algebras

Tomoki Nakanishi

arxiv:1409.5967 v3 · 2014-09-21 · math.RA · 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{IGQL7KK3IOCTEHY5RZYPA53QCY}

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	2026-05-18T01:22:21.750851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41a0bfa95b4385321f1d8e70f0777016355e89569112450c2eb21c0e8ca38422

Aliases

arxiv: 1409.5967 · arxiv_version: 1409.5967v3 · doi: 10.48550/arxiv.1409.5967 · pith_short_12: IGQL7KK3IOCT · pith_short_16: IGQL7KK3IOCTEHY5 · pith_short_8: IGQL7KK3

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/IGQL7KK3IOCTEHY5RZYPA53QCY \
  | 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: 41a0bfa95b4385321f1d8e70f0777016355e89569112450c2eb21c0e8ca38422

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbd01e6a9fe00bfe130f8315169ba615f869fb30d7a52f0b9e6f3afdbe3ed432",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-09-21T11:08:24Z",
    "title_canon_sha256": "fefee93b5e09339d6df7631aa250d697f8643473854bbc5722b5106615c976ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5967",
    "kind": "arxiv",
    "version": 3
  }
}