Pith Number

pith:NRCYPV5D

pith:2024:NRCYPV5DY65WMR4C5GQR4DG2HY

not attested not anchored not stored refs pending

Black Box Work Extraction and Composite Hypothesis Testing

Kaito Watanabe, Ryuji Takagi

arxiv:2407.03400 v4 · 2024-07-03 · 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{NRCYPV5DY65WMR4C5GQR4DG2HY}

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.

Cited by

1 paper in Pith

Concentration of ergotropy in many-body systems

Receipt and verification

First computed	2026-07-05T10:13:41.170203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c4587d7a3c7bb664782e9a11e0cda3e351ae3e8996b6ee0c6276e5535d513e8

Aliases

arxiv: 2407.03400 · arxiv_version: 2407.03400v4 · doi: 10.48550/arxiv.2407.03400 · pith_short_12: NRCYPV5DY65W · pith_short_16: NRCYPV5DY65WMR4C · pith_short_8: NRCYPV5D

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/NRCYPV5DY65WMR4C5GQR4DG2HY \
  | 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: 6c4587d7a3c7bb664782e9a11e0cda3e351ae3e8996b6ee0c6276e5535d513e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfaa9c88cb78047954bfc32d3425ef710ecc419063add6a3933a337300589ab0",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-07-03T18:00:01Z",
    "title_canon_sha256": "fc0265f90945516327f84e959d7ec6095db140e7ecd73ad099a09b3d5df5e95b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.03400",
    "kind": "arxiv",
    "version": 4
  }
}