Pith Number

pith:WXBRBACX

pith:2015:WXBRBACXS2F5KLFOQBGWTDLJCU

not attested not anchored not stored refs pending

Quantum decoherence: a logical perspective

Leonardo Vanni, Sebastian Fortin

arxiv:1505.03965 v1 · 2015-05-15 · quant-ph · 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{WXBRBACXS2F5KLFOQBGWTDLJCU}

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	2026-05-18T02:09:40.567115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5c3108057968bd52cae804d698d691524429866153d4674b6c0c630fed84de2

Aliases

arxiv: 1505.03965 · arxiv_version: 1505.03965v1 · doi: 10.48550/arxiv.1505.03965 · pith_short_12: WXBRBACXS2F5 · pith_short_16: WXBRBACXS2F5KLFO · pith_short_8: WXBRBACX

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/WXBRBACXS2F5KLFOQBGWTDLJCU \
  | 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: b5c3108057968bd52cae804d698d691524429866153d4674b6c0c630fed84de2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8beb91c9e53d52f51b3d56c2338aae167c76a37cbc4cae5403bd56e551d741f2",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-15T06:20:09Z",
    "title_canon_sha256": "f8925628b07eb33518912984ace8873cba77a498a068c38d631fd894bad2bac7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03965",
    "kind": "arxiv",
    "version": 1
  }
}