Pith Number

pith:FIV5ACJG

pith:2014:FIV5ACJGSALDO5LU7ZBG2TD7ZO

not attested not anchored not stored refs pending

Geometric origin of negative Casimir entropies: A scattering-channel analysis

Astrid Lambrecht, Gert-Ludwig Ingold, Kimball A. Milton, Michael Hartmann, Romain Gu\'erout, Serge Reynaud, Stefan Umrath

arxiv:1411.1866 v1 · 2014-11-07 · 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{FIV5ACJGSALDO5LU7ZBG2TD7ZO}

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	2026-05-18T02:25:04.566991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a2bd009269016377574fe426d4c7fcba925f6310683714c43b3a5a9a23a7efb

Aliases

arxiv: 1411.1866 · arxiv_version: 1411.1866v1 · doi: 10.48550/arxiv.1411.1866 · pith_short_12: FIV5ACJGSALD · pith_short_16: FIV5ACJGSALDO5LU · pith_short_8: FIV5ACJG

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/FIV5ACJGSALDO5LU7ZBG2TD7ZO \
  | 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: 2a2bd009269016377574fe426d4c7fcba925f6310683714c43b3a5a9a23a7efb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2998fa059e38be738f9b21c984979c178d3a0d19e92db103ac1550589010cf12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-11-07T09:43:01Z",
    "title_canon_sha256": "a2c0460ba5cc19232780b223c41a1812490911117b9a3d165bc19b7524fc3529"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1866",
    "kind": "arxiv",
    "version": 1
  }
}