Pith Number

pith:2CJXULTB

pith:2004:2CJXULTBA4A7H2GVCNZY6YMZLB

not attested not anchored not stored refs pending

Compatibility of subsystem states

Anthony Sudbery, Jason Szulc, Paul Butterley

arxiv:quant-ph/0407227 v3 · 2004-07-28 · 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{2CJXULTBA4A7H2GVCNZY6YMZLB}

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	2026-05-18T01:37:58.466213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0937a2e610701f3e8d513738f6199585229e80a1b0fda8bbcc40ad821b0de31

Aliases

arxiv: quant-ph/0407227 · arxiv_version: quant-ph/0407227v3 · doi: 10.48550/arxiv.quant-ph/0407227 · pith_short_12: 2CJXULTBA4A7 · pith_short_16: 2CJXULTBA4A7H2GV · pith_short_8: 2CJXULTB

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/2CJXULTBA4A7H2GVCNZY6YMZLB \
  | 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: d0937a2e610701f3e8d513738f6199585229e80a1b0fda8bbcc40ad821b0de31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "718cbf1828a3dc1096919ba16050ef711243382bf826005c5432aa281dbbc6b6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-07-28T19:16:03Z",
    "title_canon_sha256": "6a085e89d400757237fd72fddfce328de7e4de33c24ec1c41f7dafcc7de09c5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0407227",
    "kind": "arxiv",
    "version": 3
  }
}