Pith Number

pith:47MZLTP7

pith:2018:47MZLTP7LIPPUSYF5QXDNXTYSU

not attested not anchored not stored refs pending

$\delta'$-interaction as a limit of a thin Neumann waveguide with transversal window

Andrii Khrabustovskyi, Giuseppe Cardone

arxiv:1808.05402 v1 · 2018-08-16 · math.SP · math-ph · math.AP · 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{47MZLTP7LIPPUSYF5QXDNXTYSU}

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	2026-05-18T00:07:57.188105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7d995cdff5a1efa4b05ec2e36de78952da5f18b76e2e09f6e305ea105f96c7a

Aliases

arxiv: 1808.05402 · arxiv_version: 1808.05402v1 · doi: 10.48550/arxiv.1808.05402 · pith_short_12: 47MZLTP7LIPP · pith_short_16: 47MZLTP7LIPPUSYF · pith_short_8: 47MZLTP7

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/47MZLTP7LIPPUSYF5QXDNXTYSU \
  | 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: e7d995cdff5a1efa4b05ec2e36de78952da5f18b76e2e09f6e305ea105f96c7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd956b04b144cd0d9a5e5ef5c195516a3ba1594378bc928b9b150d7054d50927",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2018-08-16T10:22:03Z",
    "title_canon_sha256": "86a1d2e3b3a2f82d6d7e91d9cf30cf41e0fd19f483d70531464fbf358798bd60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05402",
    "kind": "arxiv",
    "version": 1
  }
}