Pith Number

pith:QA3UVYVE

pith:2016:QA3UVYVEORUPFDO5KCFSHVA7IP

not attested not anchored not stored refs pending

Casimir Self-Entropy of an Electromagnetic Thin Sheet

K. A. Milton, Prachi Parashar, Pushpa Kalauni, Yang Li

arxiv:1607.07900 v1 · 2016-07-26 · 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{QA3UVYVEORUPFDO5KCFSHVA7IP}

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	2026-05-18T01:01:53.268118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80374ae2a47468f28ddd508b23d41f43e216da808f23d58f477b8245f4a2a469

Aliases

arxiv: 1607.07900 · arxiv_version: 1607.07900v1 · doi: 10.48550/arxiv.1607.07900 · pith_short_12: QA3UVYVEORUP · pith_short_16: QA3UVYVEORUPFDO5 · pith_short_8: QA3UVYVE

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/QA3UVYVEORUPFDO5KCFSHVA7IP \
  | 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: 80374ae2a47468f28ddd508b23d41f43e216da808f23d58f477b8245f4a2a469

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06c86a17de28452013ea56f0a85848b4b2ba7bd9b65e10c8ec8c3b395f7e984e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-07-26T21:03:25Z",
    "title_canon_sha256": "7b0c609b4f8455e2fba8f501e7e590d063fef6e4de548deb719e0662bc90256d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07900",
    "kind": "arxiv",
    "version": 1
  }
}