Pith Number

pith:FIHRWNVC

pith:2004:FIHRWNVCQTEDBEKV5NK5LBHGKU

not attested not anchored not stored refs pending

Ultra High Energy Cosmic Rays

Todor Stanev

arxiv:astro-ph/0411113 v1 · 2004-11-04 · astro-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{FIHRWNVCQTEDBEKV5NK5LBHGKU}

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	2026-05-18T01:07:31.983175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a0f1b36a284c8309155eb55d584e655088770f5d8d6b0c45aca5326de3b6192

Aliases

arxiv: astro-ph/0411113 · arxiv_version: astro-ph/0411113v1 · doi: 10.48550/arxiv.astro-ph/0411113 · pith_short_12: FIHRWNVCQTED · pith_short_16: FIHRWNVCQTEDBEKV · pith_short_8: FIHRWNVC

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/FIHRWNVCQTEDBEKV5NK5LBHGKU \
  | 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: 2a0f1b36a284c8309155eb55d584e655088770f5d8d6b0c45aca5326de3b6192

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59302ddf9cb105b4efc8d58231d5a4708bb5f127c8d2e52d4e46b5c9c0b7edf6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-04T15:06:33Z",
    "title_canon_sha256": "9a6e52a27db733abe0a7018e46472fefa772712a1b1e3353015579baba958c7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411113",
    "kind": "arxiv",
    "version": 1
  }
}