Pith Number

pith:HB2EFLTI

pith:1997:HB2EFLTIAMW2BXBMUR4HVIZJ6Y

not attested not anchored not stored refs pending

Ultra-high energy cosmic ray sources and large scale magnetic fields

Angela V. Olinto, David N. Schramm (Univ. of Chicago), Guenter Sigl, Martin Lemoine

arxiv:astro-ph/9704203 v1 · 1997-04-21 · 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{HB2EFLTIAMW2BXBMUR4HVIZJ6Y}

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	2026-05-18T04:34:29.135724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

387442ae68032da0dc2ca4787aa329f6092031ed98bc4291593e6c0c93e26388

Aliases

arxiv: astro-ph/9704203 · arxiv_version: astro-ph/9704203v1 · doi: 10.48550/arxiv.astro-ph/9704203 · pith_short_12: HB2EFLTIAMW2 · pith_short_16: HB2EFLTIAMW2BXBM · pith_short_8: HB2EFLTI

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/HB2EFLTIAMW2BXBMUR4HVIZJ6Y \
  | 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: 387442ae68032da0dc2ca4787aa329f6092031ed98bc4291593e6c0c93e26388

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db50acd905e42d5f49532fc5a6fb3a9e0221f3037022a6470475b7a56d157992",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-04-21T16:47:34Z",
    "title_canon_sha256": "689714cba80abb88b1f90f2ad0749c8b967d5f3ea09652afb73a3eee0a6c0b54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9704203",
    "kind": "arxiv",
    "version": 1
  }
}