Pith Number

pith:3MSY2NF2

pith:2018:3MSY2NF2K32SZA5RAQ6DJTPSF2

not attested not anchored not stored refs pending

Casimir effect in quadratic theories of gravity

Antonio Stabile, Gaetano Lambiase, Luca Buoninfante, Luciano Petruzziello

arxiv:1811.12261 v2 · 2018-11-29 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3MSY2NF2K32SZA5RAQ6DJTPSF2}

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	2026-05-17T23:54:58.663395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db258d34ba56f52c83b1043c34cdf22e9c27dfd958a0115ab37a67c9b706244b

Aliases

arxiv: 1811.12261 · arxiv_version: 1811.12261v2 · doi: 10.48550/arxiv.1811.12261 · pith_short_12: 3MSY2NF2K32S · pith_short_16: 3MSY2NF2K32SZA5R · pith_short_8: 3MSY2NF2

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/3MSY2NF2K32SZA5RAQ6DJTPSF2 \
  | 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: db258d34ba56f52c83b1043c34cdf22e9c27dfd958a0115ab37a67c9b706244b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12a746136763d64888b3febab4e096a7f038b198f02b2d1bd002d5a8efa08a6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-29T15:46:22Z",
    "title_canon_sha256": "86992b27ca087b0d9cfedbad56df15b9b8cb54b7dc3b7fd0c2f3b0126a23071b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12261",
    "kind": "arxiv",
    "version": 2
  }
}