Pith Number

pith:CZJFKX7Y

pith:2013:CZJFKX7YZ5TO6JITV76X33HUNC

not attested not anchored not stored refs pending

Quantum Measurements Are Noncontextual

Robert B. Griffiths

arxiv:1302.5052 v2 · 2013-02-20 · 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{CZJFKX7YZ5TO6JITV76X33HUNC}

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	2026-05-18T03:21:45.281553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1652555ff8cf66ef2513affd7decf46880ce8df0c28e9fae20a0556470520b1e

Aliases

arxiv: 1302.5052 · arxiv_version: 1302.5052v2 · doi: 10.48550/arxiv.1302.5052 · pith_short_12: CZJFKX7YZ5TO · pith_short_16: CZJFKX7YZ5TO6JIT · pith_short_8: CZJFKX7Y

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/CZJFKX7YZ5TO6JITV76X33HUNC \
  | 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: 1652555ff8cf66ef2513affd7decf46880ce8df0c28e9fae20a0556470520b1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a9e06e1bdf1673bac2ab321bcae42aec675a2c8f34d65e08c8cadf47c006a00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-20T18:01:47Z",
    "title_canon_sha256": "a58f11c6afe3436a97038e206f9bdc3574b4a0938382639637fb414caa6d0def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5052",
    "kind": "arxiv",
    "version": 2
  }
}