Pith Number

pith:44UYV7FQ

pith:2007:44UYV7FQJU7VLX75ZFEN7YF3PY

not attested not anchored not stored refs pending

The entanglement character between atoms in the non-degenerate two photons Tavis-Cummings model

Guo-Feng Zhang, Zi-Yu Chen

arxiv:quant-ph/0703068 v1 · 2007-03-08 · 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{44UYV7FQJU7VLX75ZFEN7YF3PY}

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	2026-05-18T04:28:21.971534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7298afcb04d3f55dffdc948dfe0bb7e120c0291e1d58b1b8b112c2d4a22d630

Aliases

arxiv: quant-ph/0703068 · arxiv_version: quant-ph/0703068v1 · doi: 10.48550/arxiv.quant-ph/0703068 · pith_short_12: 44UYV7FQJU7V · pith_short_16: 44UYV7FQJU7VLX75 · pith_short_8: 44UYV7FQ

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/44UYV7FQJU7VLX75ZFEN7YF3PY \
  | 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: e7298afcb04d3f55dffdc948dfe0bb7e120c0291e1d58b1b8b112c2d4a22d630

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e0907882286f77d24ab380272a916282fdada689db6489a8410bc809cfa4394",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-03-08T01:59:31Z",
    "title_canon_sha256": "ec83f8bd8a1e41fbc97d596ec0c83d787dd8916be1b0661ed77d9ab0a735acda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0703068",
    "kind": "arxiv",
    "version": 1
  }
}