Pith Number

pith:XEV5Y3RW

pith:2003:XEV5Y3RWNJDKQRAAEB24JOT7AY

not attested not anchored not stored refs pending

Quantum-state extraction from high-Q cavities

(2) Universit\"at Rostock, 3), (3) Institute of Physics, A. A. Semenov (2, D.-G. Welsch (1) ((1) Friedrich-Schiller-Universit\"at Jena, Germany, Kiev, L. Kn\"oll (1), M. Khanbekyan (1), Ukraine), W. Vogel (2)

arxiv:quant-ph/0308121 v3 · 2003-08-22 · 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{XEV5Y3RWNJDKQRAAEB24JOT7AY}

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	2026-05-18T01:08:59.290427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b92bdc6e366a46a844002075c4ba7f06145558ad6b8b9f05f3ade7d8cd538580

Aliases

arxiv: quant-ph/0308121 · arxiv_version: quant-ph/0308121v3 · doi: 10.48550/arxiv.quant-ph/0308121 · pith_short_12: XEV5Y3RWNJDK · pith_short_16: XEV5Y3RWNJDKQRAA · pith_short_8: XEV5Y3RW

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/XEV5Y3RWNJDKQRAAEB24JOT7AY \
  | 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: b92bdc6e366a46a844002075c4ba7f06145558ad6b8b9f05f3ade7d8cd538580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d87d6b5ee9c71affb3ff56ace7968c70172cf84d4aa1b5e5ce781331f669abc0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-08-22T15:13:38Z",
    "title_canon_sha256": "3f4ac60f91fd4cba99224c468da81ca3a23c2b04dcbc13bc475df6cfe8ab70f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0308121",
    "kind": "arxiv",
    "version": 3
  }
}