Pith Number

pith:BD2IZZSW

pith:2014:BD2IZZSWOIGTILGLCVOJYKYXOF

not attested not anchored not stored refs pending

Some homological properties of T-Lau product algebra

A. Pourabbas, N. Razi

arxiv:1411.0112 v1 · 2014-11-01 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BD2IZZSWOIGTILGLCVOJYKYXOF}

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	2026-05-18T02:38:52.500426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08f48ce656720d342ccb155c9c2b177163723d88347e699791a8af5e7bed49a2

Aliases

arxiv: 1411.0112 · arxiv_version: 1411.0112v1 · doi: 10.48550/arxiv.1411.0112 · pith_short_12: BD2IZZSWOIGT · pith_short_16: BD2IZZSWOIGTILGL · pith_short_8: BD2IZZSW

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/BD2IZZSWOIGTILGLCVOJYKYXOF \
  | 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: 08f48ce656720d342ccb155c9c2b177163723d88347e699791a8af5e7bed49a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6468754e697a37b86ab00d17761f6973b544977d6d7b2f489214dc139cd2c126",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-11-01T13:01:27Z",
    "title_canon_sha256": "eb8d77edba68861a246c97f09f51703a5a0ff38855cb77f892fff54cb8551a33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0112",
    "kind": "arxiv",
    "version": 1
  }
}