Pith Number

pith:NPTGFW2K

pith:2011:NPTGFW2K3WPEZXPDZV4LZFBWOM

not attested not anchored not stored refs pending

Three qubit entanglement within graphical Z/X-calculus

Bill Edwards (Oxford University Computing Laboratory), Bob Coecke (Oxford University Computing Laboratory)

arxiv:1103.2811 v1 · 2011-03-14 · cs.LO · 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{NPTGFW2K3WPEZXPDZV4LZFBWOM}

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.

Cited by

1 paper in Pith

Meromorphic Quantum Computing

Receipt and verification

First computed	2026-05-18T04:26:45.112521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be662db4add9e4cdde3cd78bc943673151a1883e22001a7f68a812f210c168e

Aliases

arxiv: 1103.2811 · arxiv_version: 1103.2811v1 · doi: 10.48550/arxiv.1103.2811 · pith_short_12: NPTGFW2K3WPE · pith_short_16: NPTGFW2K3WPEZXPD · pith_short_8: NPTGFW2K

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/NPTGFW2K3WPEZXPDZV4LZFBWOM \
  | 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: 6be662db4add9e4cdde3cd78bc943673151a1883e22001a7f68a812f210c168e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aa6faab33480d1d305616fa1031c0327ab33fc99c81831e7a7cbe501b27e1ca",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-03-14T23:15:40Z",
    "title_canon_sha256": "b57a5d328d56528b92bf580c8f2efb5150406513e0455deb067acc0c7cb2ae96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2811",
    "kind": "arxiv",
    "version": 1
  }
}