Pith Number

pith:BCNPXTR2

pith:2013:BCNPXTR2NRNGRHD3JVMBZWBAUH

not attested not anchored not stored refs pending

Classification of modules for infinite-dimensional string algebras

William Crawley-Boevey

arxiv:1308.6410 v2 · 2013-08-29 · math.RA · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCNPXTR2NRNGRHD3JVMBZWBAUH}

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	2026-05-18T01:19:39.106466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

089afbce3a6c5a689c7b4d581cd820a1d9a772ea2557b5c6b8c3062b9b2e63dd

Aliases

arxiv: 1308.6410 · arxiv_version: 1308.6410v2 · doi: 10.48550/arxiv.1308.6410 · pith_short_12: BCNPXTR2NRNG · pith_short_16: BCNPXTR2NRNGRHD3 · pith_short_8: BCNPXTR2

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/BCNPXTR2NRNGRHD3JVMBZWBAUH \
  | 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: 089afbce3a6c5a689c7b4d581cd820a1d9a772ea2557b5c6b8c3062b9b2e63dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bce161656ce48fbaec9a41b790bbe007ea61c6c2921387ea66e8ff55695d65c",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-08-29T09:32:30Z",
    "title_canon_sha256": "9b47e88096bb9d6ac8a28bfdbc6d3db6d113fba757f4576c92a6814cabb413b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6410",
    "kind": "arxiv",
    "version": 2
  }
}