Pith Number

pith:GEC4EOSI

pith:2011:GEC4EOSIIF7HPRB3AT7P7VQBQJ

not attested not anchored not stored refs pending

Uhlmann fidelity between two-mode Gaussian states

Paulina Marian, Tudor A. Marian

arxiv:1111.7067 v3 · 2011-11-30 · 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{GEC4EOSIIF7HPRB3AT7P7VQBQJ}

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	2026-05-18T01:59:21.323045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3105c23a48417e77c43b04feffd601825157588b13629166635c9fc299f3685c

Aliases

arxiv: 1111.7067 · arxiv_version: 1111.7067v3 · doi: 10.48550/arxiv.1111.7067 · pith_short_12: GEC4EOSIIF7H · pith_short_16: GEC4EOSIIF7HPRB3 · pith_short_8: GEC4EOSI

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/GEC4EOSIIF7HPRB3AT7P7VQBQJ \
  | 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: 3105c23a48417e77c43b04feffd601825157588b13629166635c9fc299f3685c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "200a81c13a7b78ec831f6620a5aeaac1f7ff58f11d22292f12c7640e639be57a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-11-30T07:08:57Z",
    "title_canon_sha256": "840a1cda14ecd3329db996aa8a0b87cfeef629123853d8316d936a55a43e79b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.7067",
    "kind": "arxiv",
    "version": 3
  }
}