Pith Number

pith:6NBHAPRE

pith:2003:6NBHAPRE4GHZ4CWUVUBRJCK4BU

not attested not anchored not stored refs pending

On the generation of UHECRs in GRBs: a reappraisal

Dafne Guetta, Daniel De Marco, Mario Vietri

arxiv:astro-ph/0302144 v3 · 2003-02-07 · 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{6NBHAPRE4GHZ4CWUVUBRJCK4BU}

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	2026-05-18T02:40:27.130067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f342703e24e18f9e0ad4ad0314895c0d1623830f6c3cd4478ab5eabb9f48caf2

Aliases

arxiv: astro-ph/0302144 · arxiv_version: astro-ph/0302144v3 · doi: 10.48550/arxiv.astro-ph/0302144 · pith_short_12: 6NBHAPRE4GHZ · pith_short_16: 6NBHAPRE4GHZ4CWU · pith_short_8: 6NBHAPRE

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/6NBHAPRE4GHZ4CWUVUBRJCK4BU \
  | 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: f342703e24e18f9e0ad4ad0314895c0d1623830f6c3cd4478ab5eabb9f48caf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72ba431a28f784593d69b687fbc7e7b1bc1e29fecf4276ccb79845674ec5d352",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-02-07T13:29:26Z",
    "title_canon_sha256": "604e2fa6c8c8e625c16256ec077f377518fff5748fd1edc370fa21c722bc2edc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0302144",
    "kind": "arxiv",
    "version": 3
  }
}