Pith Number

pith:3L6Y5YV2

pith:1999:3L6Y5YV2JJ6HOBAX27IGW2GOTX

not attested not anchored not stored refs pending

High Energy Emission from AGN and Unified Schemes

Paolo Padovani (STScI/ESA)

arxiv:astro-ph/9901130 v1 · 1999-01-11 · 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{3L6Y5YV2JJ6HOBAX27IGW2GOTX}

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.

Cited by

1 paper in Pith

Short-duration gamma-ray bursts from Kerr-Newman black hole mergers

Receipt and verification

First computed	2026-07-04T14:16:29.256140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dafd8ee2ba4a7c770417d7d06b68ce9dc656a67bdf7ffb36bb780584f898f852

Aliases

arxiv: astro-ph/9901130 · arxiv_version: astro-ph/9901130v1 · doi: 10.48550/arxiv.astro-ph/9901130 · pith_short_12: 3L6Y5YV2JJ6H · pith_short_16: 3L6Y5YV2JJ6HOBAX · pith_short_8: 3L6Y5YV2

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/3L6Y5YV2JJ6HOBAX27IGW2GOTX \
  | 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: dafd8ee2ba4a7c770417d7d06b68ce9dc656a67bdf7ffb36bb780584f898f852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fe533e11cd0d9f5f067612adc6681a55ed2320ff86d2723a62b7e8e2e141d5a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-01-11T19:08:37Z",
    "title_canon_sha256": "1f722212231d4c75688c38d2c7d833f886d2091da7322d294665ad2ea12042f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9901130",
    "kind": "arxiv",
    "version": 1
  }
}