Pith Number

pith:AK66W6X5

pith:2010:AK66W6X5BD6YSNDAFJBVCN7RQI

not attested not anchored not stored refs pending

Singular perturbations with boundary conditions and the Casimir effect in the half space

G. Cognola, M. Spreafico, S. Albeverio, S. Zerbini

arxiv:1004.0151 v1 · 2010-04-01 · math-ph · hep-th · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AK66W6X5BD6YSNDAFJBVCN7RQI}

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	2026-05-18T02:33:39.845309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02bdeb7afd08fd8934602a435137f182136205ff19f65385217f05c6ee83d7fd

Aliases

arxiv: 1004.0151 · arxiv_version: 1004.0151v1 · doi: 10.48550/arxiv.1004.0151 · pith_short_12: AK66W6X5BD6Y · pith_short_16: AK66W6X5BD6YSNDA · pith_short_8: AK66W6X5

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/AK66W6X5BD6YSNDAFJBVCN7RQI \
  | 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: 02bdeb7afd08fd8934602a435137f182136205ff19f65385217f05c6ee83d7fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b315dbb3a4fb47827c3b34e71a90c6f48ad1f8ec4b8fe0d94cfabf9d8e2fc3c3",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-04-01T15:03:33Z",
    "title_canon_sha256": "417880f8dd6a447436170a092029e5190f5ec1da4ae39a3c27ecc8d85f3fb565"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0151",
    "kind": "arxiv",
    "version": 1
  }
}