Pith Number

pith:AGX4TXXA

pith:2012:AGX4TXXASFMC5G733ZFL766MEW

not attested not anchored not stored refs pending

Quantum contextuality in classical information retrieval

Roman Zapatrin

arxiv:1205.5632 v1 · 2012-05-25 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AGX4TXXASFMC5G733ZFL766MEW}

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	2026-05-18T03:54:50.664138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01afc9dee091582e9bfbde4abffbcc258b7461dd3987df115a756bf162bfc690

Aliases

arxiv: 1205.5632 · arxiv_version: 1205.5632v1 · doi: 10.48550/arxiv.1205.5632 · pith_short_12: AGX4TXXASFMC · pith_short_16: AGX4TXXASFMC5G73 · pith_short_8: AGX4TXXA

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/AGX4TXXASFMC5G733ZFL766MEW \
  | 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: 01afc9dee091582e9bfbde4abffbcc258b7461dd3987df115a756bf162bfc690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e515333c97e38416ba6cde631aeeec00dc0393af0668717f0503adced3db041",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2012-05-25T08:43:06Z",
    "title_canon_sha256": "07eb63852b717e7af19f49aed7b168c5f306ce81a1228525d783960152e72123"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5632",
    "kind": "arxiv",
    "version": 1
  }
}