Pith Number

pith:HRW4BESK

pith:2001:HRW4BESKZYETVBSY2DJMC633AE

not attested not anchored not stored refs pending

Ultra-high energy cosmic rays from annihilation of superheavy dark matter

Edward W. Kolb, Pasquale Blasi, Rainer Dick

arxiv:astro-ph/0105232 v3 · 2001-05-14 · astro-ph · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRW4BESKZYETVBSY2DJMC633AE}

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	2026-05-18T01:40:44.552927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c6dc0924ace093a8658d0d2c17b7b01275a995264811e28f3bde66ebba7c1f8

Aliases

arxiv: astro-ph/0105232 · arxiv_version: astro-ph/0105232v3 · doi: 10.48550/arxiv.astro-ph/0105232 · pith_short_12: HRW4BESKZYET · pith_short_16: HRW4BESKZYETVBSY · pith_short_8: HRW4BESK

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/HRW4BESKZYETVBSY2DJMC633AE \
  | 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: 3c6dc0924ace093a8658d0d2c17b7b01275a995264811e28f3bde66ebba7c1f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e22e8a78164e2ad2d65ad3d9c360977e5ce6eaa2696dd5f72812f675fec4731",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-05-14T17:51:18Z",
    "title_canon_sha256": "eb90cab45e15d7fe48c93c67457c555954420c2c65873a347d5e4e9dcd869fe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0105232",
    "kind": "arxiv",
    "version": 3
  }
}