Pith Number

pith:OG7FW3JI

pith:2015:OG7FW3JIIWL2OQP275QZTRZO4P

not attested not anchored not stored refs pending

A Diagrammatic Axiomatisation for Qubit Entanglement

Amar Hadzihasanovic

arxiv:1501.07082 v1 · 2015-01-28 · cs.LO · math.CT · 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{OG7FW3JIIWL2OQP275QZTRZO4P}

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	2026-05-18T02:28:30.334969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71be5b6d284597a741faff6199c72ee3ee623f4116718867da3e5e8d2ab48264

Aliases

arxiv: 1501.07082 · arxiv_version: 1501.07082v1 · doi: 10.48550/arxiv.1501.07082 · pith_short_12: OG7FW3JIIWL2 · pith_short_16: OG7FW3JIIWL2OQP2 · pith_short_8: OG7FW3JI

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/OG7FW3JIIWL2OQP275QZTRZO4P \
  | 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: 71be5b6d284597a741faff6199c72ee3ee623f4116718867da3e5e8d2ab48264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffb93425c6ad860ea488f97c4ad19480b7fd2615bd20b1d6e9d3f379a1e934c2",
    "cross_cats_sorted": [
      "math.CT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-01-28T12:20:58Z",
    "title_canon_sha256": "21e72d42b476a7ff7f854cadeae6e472f3898f8ae17251a1e65b9cd39c7fc790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07082",
    "kind": "arxiv",
    "version": 1
  }
}