Pith Number

pith:J7XKWFMK

pith:2011:J7XKWFMKYDWNMEUZNQZ6WLR5FM

not attested not anchored not stored refs pending

On Normal-Valued Basic Pseudo Hoops

Anatolij Dvure\v{c}enskij, Michal Botur, Tomasz Kowalski

arxiv:1102.5424 v1 · 2011-02-26 · 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{J7XKWFMKYDWNMEUZNQZ6WLR5FM}

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	2026-05-18T04:27:46.969299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4feeab158ac0ecd612996c33eb2e3d2b1b3e63e3ec4f80fe4ff9b34b4e372ec8

Aliases

arxiv: 1102.5424 · arxiv_version: 1102.5424v1 · doi: 10.48550/arxiv.1102.5424 · pith_short_12: J7XKWFMKYDWN · pith_short_16: J7XKWFMKYDWNMEUZ · pith_short_8: J7XKWFMK

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/J7XKWFMKYDWNMEUZNQZ6WLR5FM \
  | 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: 4feeab158ac0ecd612996c33eb2e3d2b1b3e63e3ec4f80fe4ff9b34b4e372ec8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5252d1cd3bef75a01f6b513cf81dd45eece2388fd1d35f8af54bf224d0aebb05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2011-02-26T15:33:48Z",
    "title_canon_sha256": "781d26c5eb030e1c96928ef2350db5507a4e6db7736db96705b0e47fb916b36b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5424",
    "kind": "arxiv",
    "version": 1
  }
}