Pith Number

pith:UNGCTFYA

pith:2012:UNGCTFYACA5JFSEY6ZH7WE26RP

not attested not anchored not stored refs pending

Cosmic connections: from cosmic rays to gamma rays, to cosmic backgrounds and magnetic fields

Alexander Kusenko

arxiv:1207.3579 v1 · 2012-07-16 · 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{UNGCTFYACA5JFSEY6ZH7WE26RP}

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	2026-05-18T01:56:18.238573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a34c299700103a92c898f64ffb135e8bd8304cc8b42f7f3475b32fd1ad434eb8

Aliases

arxiv: 1207.3579 · arxiv_version: 1207.3579v1 · doi: 10.48550/arxiv.1207.3579 · pith_short_12: UNGCTFYACA5J · pith_short_16: UNGCTFYACA5JFSEY · pith_short_8: UNGCTFYA

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/UNGCTFYACA5JFSEY6ZH7WE26RP \
  | 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: a34c299700103a92c898f64ffb135e8bd8304cc8b42f7f3475b32fd1ad434eb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24bd9baaff5477031df5647d75c33601a84ac99b7864582bdcdfc0a4fa798843",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-07-16T05:17:44Z",
    "title_canon_sha256": "59222367d7944dde411db29a077488e0d1f6e8b62fbddaf5be7388fd3e185493"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3579",
    "kind": "arxiv",
    "version": 1
  }
}