Pith Number

pith:R4XRQMNB

pith:2010:R4XRQMNBARI6S53GB62SPWRGYC

not attested not anchored not stored refs pending

On the Casimir entropy for a ball in front of a plane

I.G. Pirozhenko, M. Bordag

arxiv:1010.1217 v2 · 2010-10-06 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4XRQMNBARI6S53GB62SPWRGYC}

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	2026-05-18T04:32:35.960692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f2f1831a10451e977660fb527da26c0b33b175270e34798d9927d1b235d2184

Aliases

arxiv: 1010.1217 · arxiv_version: 1010.1217v2 · doi: 10.48550/arxiv.1010.1217 · pith_short_12: R4XRQMNBARI6 · pith_short_16: R4XRQMNBARI6S53G · pith_short_8: R4XRQMNB

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/R4XRQMNBARI6S53GB62SPWRGYC \
  | 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: 8f2f1831a10451e977660fb527da26c0b33b175270e34798d9927d1b235d2184

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ee4e25d3c2d7fad45ab3811fad8c69544cb15d49c6456cb7b1bed311c4137a3",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-06T17:56:28Z",
    "title_canon_sha256": "36c7337c1e74f888f3f41aaf120a393628d811b688ee3313aa116c7d1be58340"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1217",
    "kind": "arxiv",
    "version": 2
  }
}