Pith Number

pith:7DJQ3SR4

pith:2005:7DJQ3SR4DJXL67I4JJ2WRFBU26

not attested not anchored not stored refs pending

Yang--Baxterizations, Universal Quantum Gates and Hamiltonians

CAS), Chicago), Louis H. Kauffman (Illinois, Mo-Lin Ge (Nankai), Yong Zhang (ITP

arxiv:quant-ph/0502015 v4 · 2005-02-02 · quant-ph · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7DJQ3SR4DJXL67I4JJ2WRFBU26}

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	2026-05-18T01:05:03.065384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8d30dca3c1a6ebf7d1c4a75689434d7956a79bc423ab7d69247628f407b91ec

Aliases

arxiv: quant-ph/0502015 · arxiv_version: quant-ph/0502015v4 · doi: 10.48550/arxiv.quant-ph/0502015 · pith_short_12: 7DJQ3SR4DJXL · pith_short_16: 7DJQ3SR4DJXL67I4 · pith_short_8: 7DJQ3SR4

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/7DJQ3SR4DJXL67I4JJ2WRFBU26 \
  | 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: f8d30dca3c1a6ebf7d1c4a75689434d7956a79bc423ab7d69247628f407b91ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e573b159a71781ad63731bd0ae99d3142ddf9856134b9295837d0d3318f2b88f",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-02-02T20:35:10Z",
    "title_canon_sha256": "c6b5ddd5ed91f8fa98b7918169d3ddf8e9b9301ea99bcdc7335093d0e640cd4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0502015",
    "kind": "arxiv",
    "version": 4
  }
}