Pith Number

pith:UDSQM2K7

pith:2012:UDSQM2K7VXJK5E7KJZXARHAWEZ

not attested not anchored not stored refs pending

Triple Representation Theorem for orthocomplete homogeneous effect algebras

Jan Paseka, Josef Niederle

arxiv:1204.0607 v1 · 2012-04-03 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDSQM2K7VXJK5E7KJZXARHAWEZ}

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	2026-05-18T03:58:39.010929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0e506695fadd2ae93ea4e6e089c16265af0694eeb6dd4ed2a99456a7c03570f

Aliases

arxiv: 1204.0607 · arxiv_version: 1204.0607v1 · doi: 10.48550/arxiv.1204.0607 · pith_short_12: UDSQM2K7VXJK · pith_short_16: UDSQM2K7VXJK5E7K · pith_short_8: UDSQM2K7

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/UDSQM2K7VXJK5E7KJZXARHAWEZ \
  | 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: a0e506695fadd2ae93ea4e6e089c16265af0694eeb6dd4ed2a99456a7c03570f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5eea6399cbe56cd32f0b83c446cadbd8223308af7cdefdacd8cb9e918cf0fdb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2012-04-03T06:59:15Z",
    "title_canon_sha256": "cfe45ebf7cadd92993c1f13ed1a7818c685270a46d9012bd176258f41ea856b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0607",
    "kind": "arxiv",
    "version": 1
  }
}