Pith Number

pith:O4OVNMIC

pith:2000:O4OVNMICCUP7CBQYHO4ZAPP4XJ

not attested not anchored not stored refs pending

Electromagnetic showers in a strong magnetic field

Bulgaria), H. Vankov (INRNE, Sofia, V. Anguelov

arxiv:astro-ph/0001221 v1 · 2000-01-13 · 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{O4OVNMICCUP7CBQYHO4ZAPP4XJ}

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	2026-05-18T01:07:46.936997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

771d56b102151ff106183bb9903dfcba490fc475df72c85f7b338cf02cfbc415

Aliases

arxiv: astro-ph/0001221 · arxiv_version: astro-ph/0001221v1 · doi: 10.48550/arxiv.astro-ph/0001221 · pith_short_12: O4OVNMICCUP7 · pith_short_16: O4OVNMICCUP7CBQY · pith_short_8: O4OVNMIC

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/O4OVNMICCUP7CBQYHO4ZAPP4XJ \
  | 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: 771d56b102151ff106183bb9903dfcba490fc475df72c85f7b338cf02cfbc415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "405354c21cb4f31e5014a3eca8af06a70be3074ee4bea909914132b7d368618f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-01-13T13:35:00Z",
    "title_canon_sha256": "71e0049b3fc3b7ff5f423cdaaee283db61b7f60ee902da36792f72291c3bb53e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0001221",
    "kind": "arxiv",
    "version": 1
  }
}