Pith Number

pith:4IARBJ2X

pith:2013:4IARBJ2XGNL6M3IR72V3DRQOQ6

not attested not anchored not stored refs pending

UHECR: Signatures and Models

V. Berezinsky

arxiv:1307.4043 v1 · 2013-07-15 · 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{4IARBJ2XGNL6M3IR72V3DRQOQ6}

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	2026-05-18T03:18:27.158470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e20110a7573357e66d11feabb1c60e87a713e275a7ad393bab4fa5fe3ec50c5f

Aliases

arxiv: 1307.4043 · arxiv_version: 1307.4043v1 · doi: 10.48550/arxiv.1307.4043 · pith_short_12: 4IARBJ2XGNL6 · pith_short_16: 4IARBJ2XGNL6M3IR · pith_short_8: 4IARBJ2X

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/4IARBJ2XGNL6M3IR72V3DRQOQ6 \
  | 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: e20110a7573357e66d11feabb1c60e87a713e275a7ad393bab4fa5fe3ec50c5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cd5cc406f73be274ffb581856f86b81b82418826baa0747b93c80fed855b41a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-07-15T18:29:59Z",
    "title_canon_sha256": "9b331b50e3b88d94e4b96a86c9851ff7d41e390eb9c1cd1c7b1c089ab5310a27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4043",
    "kind": "arxiv",
    "version": 1
  }
}