Pith Number

pith:AKWFE5GF

pith:2026:AKWFE5GFX5WHDUAUNHRVZN2MVF

not attested not anchored not stored refs pending

Ergotropy and Work Extraction in Quantum Heat Engines via Quantum Channels

Disha Verma, Indrajith VS

arxiv:2605.20969 v1 · 2026-05-20 · 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{AKWFE5GFX5WHDUAUNHRVZN2MVF}

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	2026-05-21T01:05:30.394598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02ac5274c5bf6c71d01469e35cb74ca9658796e79f6700b8e44eb126bd9c0afb

Aliases

arxiv: 2605.20969 · arxiv_version: 2605.20969v1 · doi: 10.48550/arxiv.2605.20969 · pith_short_12: AKWFE5GFX5WH · pith_short_16: AKWFE5GFX5WHDUAU · pith_short_8: AKWFE5GF

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/AKWFE5GFX5WHDUAUNHRVZN2MVF \
  | 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: 02ac5274c5bf6c71d01469e35cb74ca9658796e79f6700b8e44eb126bd9c0afb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "164f5495df4040f604a2e2db09fef8dff746b0c4bd6090ddbfc5c6cb5a99e35b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-20T09:54:54Z",
    "title_canon_sha256": "ed4d4322f5196ed0c0a081e0482b86c65708795990265ef141b26552b6d1bebc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20969",
    "kind": "arxiv",
    "version": 1
  }
}