Pith Number

pith:JGKCLL3V

pith:2003:JGKCLL3VAH4DC7GNPOR5UGS7VC

not attested not anchored not stored refs pending

Fungible dynamics: there are only two types of entangling multiple-qubit interactions

Dave Bacon, Jennifer L. Dodd, Michael A. Nielsen, Michael J. Bremner

arxiv:quant-ph/0307148 v1 · 2003-07-21 · 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{JGKCLL3VAH4DC7GNPOR5UGS7VC}

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	2026-07-04T16:42:34.173747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

499425af7501f8317ccd7ba3da1a5fa8bd34432ce5774dc503dcddf51e3767f6

Aliases

arxiv: quant-ph/0307148 · arxiv_version: quant-ph/0307148v1 · doi: 10.48550/arxiv.quant-ph/0307148 · pith_short_12: JGKCLL3VAH4D · pith_short_16: JGKCLL3VAH4DC7GN · pith_short_8: JGKCLL3V

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/JGKCLL3VAH4DC7GNPOR5UGS7VC \
  | 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: 499425af7501f8317ccd7ba3da1a5fa8bd34432ce5774dc503dcddf51e3767f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17782649024a300ec5a17ce7b3eae448e0d507f9239b72554fff8535789cfb11",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-07-21T07:52:10Z",
    "title_canon_sha256": "9ca94ea00c5ba18b614e2fa32a81c0462c9a58a301127031568dded1a08e5bc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0307148",
    "kind": "arxiv",
    "version": 1
  }
}