Pith Number

pith:SGPHKWEH

pith:2010:SGPHKWEH643EWTOBTS5JE76M25

not attested not anchored not stored refs pending

Past Galactic GRBs, and the origin and composition of ultrahigh-energy cosmic rays

Alexander Kusenko

arxiv:1007.0961 v1 · 2010-07-06 · astro-ph.HE · hep-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{SGPHKWEH643EWTOBTS5JE76M25}

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	2026-05-18T02:06:31.920825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

919e755887f7364b4dc19cba927fccd772fdba36aecbf0b0d65f6587f7ec9610

Aliases

arxiv: 1007.0961 · arxiv_version: 1007.0961v1 · doi: 10.48550/arxiv.1007.0961 · pith_short_12: SGPHKWEH643E · pith_short_16: SGPHKWEH643EWTOB · pith_short_8: SGPHKWEH

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/SGPHKWEH643EWTOBTS5JE76M25 \
  | 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: 919e755887f7364b4dc19cba927fccd772fdba36aecbf0b0d65f6587f7ec9610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "363d57c703f3e8000b708b237873213168616a2b85416bffb0233b9429dc4efa",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-07-06T17:18:29Z",
    "title_canon_sha256": "34fe9a94728137fa71e91209d3629f9051829f1d886bb5a5ae33d318aabe542e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0961",
    "kind": "arxiv",
    "version": 1
  }
}