Pith Number

pith:L4GFRCPA

pith:2013:L4GFRCPA6YSEA72QWTOLQURNU7

not attested not anchored not stored refs pending

Representable Effect Algebras and Observables

Anatolij Dvure\v{c}enskij

arxiv:1311.3221 v1 · 2013-11-13 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4GFRCPA6YSEA72QWTOLQURNU7}

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	2026-05-18T01:46:31.459968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f0c5889e0f624407f50b4dcb8522da7f2ccb8498536b4ab87be21c957bfbeff

Aliases

arxiv: 1311.3221 · arxiv_version: 1311.3221v1 · doi: 10.48550/arxiv.1311.3221 · pith_short_12: L4GFRCPA6YSE · pith_short_16: L4GFRCPA6YSEA72Q · pith_short_8: L4GFRCPA

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/L4GFRCPA6YSEA72QWTOLQURNU7 \
  | 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: 5f0c5889e0f624407f50b4dcb8522da7f2ccb8498536b4ab87be21c957bfbeff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4408f5eed8182ecf287b437ab937bcf30ff832d471c8991a7f266f6c4dd68a65",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-11-13T17:25:41Z",
    "title_canon_sha256": "87eb7a17b5570b4dcebe2899c77d8df0922de2ccd675652bd854a79740c6bd93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3221",
    "kind": "arxiv",
    "version": 1
  }
}