Pith Number

pith:EBDZ2II4

pith:2018:EBDZ2II4OIUK5WBBIXBULZUZVD

not attested not anchored not stored refs pending

An autonomous quantum machine to measure the thermodynamic arrow of time

Alexia Auff\`eves, Cyril Elouard, Juliette Monsel

arxiv:1804.02296 v2 · 2018-04-06 · 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{EBDZ2II4OIUK5WBBIXBULZUZVD}

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	2026-07-05T01:51:04.007624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20479d211c7228aed82145c345e699a8c83ce9305dc96ee512f5c6f3237b2631

Aliases

arxiv: 1804.02296 · arxiv_version: 1804.02296v2 · doi: 10.48550/arxiv.1804.02296 · pith_short_12: EBDZ2II4OIUK · pith_short_16: EBDZ2II4OIUK5WBB · pith_short_8: EBDZ2II4

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/EBDZ2II4OIUK5WBBIXBULZUZVD \
  | 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: 20479d211c7228aed82145c345e699a8c83ce9305dc96ee512f5c6f3237b2631

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98909a1890f746212211beb0fa71d90cc49cd33846d59a2d4f0e35e5cae9ad5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-06T14:27:09Z",
    "title_canon_sha256": "a7f7a665bb4196c97d04141e9f57e79daa12ba5a933463260b7f5e3da92a193b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02296",
    "kind": "arxiv",
    "version": 2
  }
}