Pith Number

pith:SXQVQ44W

pith:2012:SXQVQ44W76D62L7NDC2WIECJKL

not attested not anchored not stored refs pending

Born Rule and Noncontextual Probability

Augusto Smerzi, Fabrizio Logiurato

arxiv:1202.2728 v2 · 2012-02-13 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SXQVQ44W76D62L7NDC2WIECJKL}

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	2026-05-18T01:58:29.204001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95e1587396ff87ed2fed18b564104952dbb31afaf0aa2a6421e2d6262f8a92fb

Aliases

arxiv: 1202.2728 · arxiv_version: 1202.2728v2 · doi: 10.48550/arxiv.1202.2728 · pith_short_12: SXQVQ44W76D6 · pith_short_16: SXQVQ44W76D62L7N · pith_short_8: SXQVQ44W

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/SXQVQ44W76D62L7NDC2WIECJKL \
  | 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: 95e1587396ff87ed2fed18b564104952dbb31afaf0aa2a6421e2d6262f8a92fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d11963902f8bb9ac8f8ba2a0c45aa26a3f769303c48b388350538716de95060",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-13T13:46:59Z",
    "title_canon_sha256": "f2efcfa7480c88eec65f70f60c871f829ad2aff959d42a474e39654886daaff0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2728",
    "kind": "arxiv",
    "version": 2
  }
}