Pith Number

pith:6JKFPN2U

pith:2012:6JKFPN2UVMURNZA3DPS6B6RYH4

not attested not anchored not stored refs pending

Work extraction via quantum nondemolition measurements of qubits in cavities: Non-Markovian effects

David Gelbwaser-Klimovsky, Gershon Kurizki, Noam Erez, Robert Alicki

arxiv:1211.1772 v2 · 2012-11-08 · 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{6JKFPN2UVMURNZA3DPS6B6RYH4}

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	2026-05-18T03:15:45.315581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f25457b754ab2916e41b1be5e0fa383f0f20bb0d473691fe21a7134c874eba14

Aliases

arxiv: 1211.1772 · arxiv_version: 1211.1772v2 · doi: 10.48550/arxiv.1211.1772 · pith_short_12: 6JKFPN2UVMUR · pith_short_16: 6JKFPN2UVMURNZA3 · pith_short_8: 6JKFPN2U

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/6JKFPN2UVMURNZA3DPS6B6RYH4 \
  | 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: f25457b754ab2916e41b1be5e0fa383f0f20bb0d473691fe21a7134c874eba14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df5e1a1983a99e9cbc528fbf884bb0d864454a7b9d84d441eb329e1b7c3ed3b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-11-08T07:20:47Z",
    "title_canon_sha256": "cb17e9bc0be074bf41075766a74a3be9aa779456c757c721b7ec221f4d236ee7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1772",
    "kind": "arxiv",
    "version": 2
  }
}