Pith Number

pith:QR4AOLRU

pith:2013:QR4AOLRUPL45UKGMEUKNTA4ZIK

not attested not anchored not stored refs pending

Coherent radio emission from the cosmic ray air shower sudden death

Benoit Revenu, Vincent Marin

arxiv:1307.5673 v1 · 2013-07-22 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QR4AOLRUPL45UKGMEUKNTA4ZIK}

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	2026-05-18T03:17:55.022615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8478072e347af9da28cc2514d98399429f22549d497ae91456930c29b2ab1ba6

Aliases

arxiv: 1307.5673 · arxiv_version: 1307.5673v1 · doi: 10.48550/arxiv.1307.5673 · pith_short_12: QR4AOLRUPL45 · pith_short_16: QR4AOLRUPL45UKGM · pith_short_8: QR4AOLRU

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/QR4AOLRUPL45UKGMEUKNTA4ZIK \
  | 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: 8478072e347af9da28cc2514d98399429f22549d497ae91456930c29b2ab1ba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ef0a9c1a1fc8ddea1b6dbe0151929912599806d85a91e37288b991ffdd74d0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-07-22T12:12:55Z",
    "title_canon_sha256": "4fdafa86b1c043026f369c121973cc75721abe9388c5d5620291d5e7b16b121f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5673",
    "kind": "arxiv",
    "version": 1
  }
}