Pith Number

pith:RENQAPX4

pith:2012:RENQAPX4BNWAQDXHIXQWRJWS4J

not attested not anchored not stored refs pending

Thermodynamic Work Gain from Entanglement

Ken Funo, Masahito Ueda, Yu Watanabe

arxiv:1207.6872 v4 · 2012-07-30 · quant-ph · cond-mat.stat-mech

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RENQAPX4BNWAQDXHIXQWRJWS4J}

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	2026-05-18T03:00:49.870649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

891b003efc0b6c080ee745e168a6d2e26c3de22892d1c1a91d4d6972623cc1a7

Aliases

arxiv: 1207.6872 · arxiv_version: 1207.6872v4 · doi: 10.48550/arxiv.1207.6872 · pith_short_12: RENQAPX4BNWA · pith_short_16: RENQAPX4BNWAQDXH · pith_short_8: RENQAPX4

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/RENQAPX4BNWAQDXHIXQWRJWS4J \
  | 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: 891b003efc0b6c080ee745e168a6d2e26c3de22892d1c1a91d4d6972623cc1a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d605906f180f429cc50a06a343b817fea38e588fbda50058e8fc133d977baec3",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-07-30T09:09:24Z",
    "title_canon_sha256": "34b9c0e2635eec4efc0d58301654a21ec0d7c9ab76e49260cba4dbed25936401"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6872",
    "kind": "arxiv",
    "version": 4
  }
}