Pith Number

pith:JMM7FKBK

pith:2011:JMM7FKBKW5XP6U5DPY7DTCGTNE

not attested not anchored not stored refs pending

Proposte di Antenne generatrici di Fasci Non-diffrattivi per micro-onde (Proposal of apertures generating Nondiffracting Beams of microwaves)

Erasmo Recami, Massimo Balma, Michel Zamboni Rached

arxiv:1108.2027 v1 · 2011-08-09 · physics.gen-ph · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMM7FKBKW5XP6U5DPY7DTCGTNE}

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	2026-05-18T04:15:50.702083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b19f2a82ab76eff53a37e3e3988d36922ebe1ff47df353a6eadfeefd23aa4b0

Aliases

arxiv: 1108.2027 · arxiv_version: 1108.2027v1 · doi: 10.48550/arxiv.1108.2027 · pith_short_12: JMM7FKBKW5XP · pith_short_16: JMM7FKBKW5XP6U5D · pith_short_8: JMM7FKBK

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/JMM7FKBKW5XP6U5DPY7DTCGTNE \
  | 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: 4b19f2a82ab76eff53a37e3e3988d36922ebe1ff47df353a6eadfeefd23aa4b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4fc5a7ad645f63c492b21b9b6fe9bbc79478cd61286ea49ed18e2455fcde600",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2011-08-09T20:01:43Z",
    "title_canon_sha256": "3390369122cb8a621853daee366e08b2b535345fe98a1d5b61a324c715e592ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.2027",
    "kind": "arxiv",
    "version": 1
  }
}