Pith Number

pith:DJ7DIGSY

pith:1999:DJ7DIGSYIWAIJ2ZTAHGJZETKQW

not attested not anchored not stored refs pending

On Radio and X-ray Emission Mechanisms in Nearby, X-ray Bright Galactic Nuclei

Insu Yi, Stephen P. Boughn

arxiv:astro-ph/9905216 v1 · 1999-05-17 · 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{DJ7DIGSYIWAIJ2ZTAHGJZETKQW}

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

Compact radio galaxies: the case of FR0s

Receipt and verification

First computed	2026-07-04T16:11:13.533121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a7e341a58458084eb3301cc9c926a858a42ec76eddcb0f7b9d091d3bdf69c61

Aliases

arxiv: astro-ph/9905216 · arxiv_version: astro-ph/9905216v1 · doi: 10.48550/arxiv.astro-ph/9905216 · pith_short_12: DJ7DIGSYIWAI · pith_short_16: DJ7DIGSYIWAIJ2ZT · pith_short_8: DJ7DIGSY

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/DJ7DIGSYIWAIJ2ZTAHGJZETKQW \
  | 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: 1a7e341a58458084eb3301cc9c926a858a42ec76eddcb0f7b9d091d3bdf69c61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d876fac334c9435abc2b1e791b088b5c95e430f3dd26587dca0b6f23191c02e4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-05-17T17:22:33Z",
    "title_canon_sha256": "3a459e105d291283afb244c728a469df5839678638f336aa2c745ee5caba382d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9905216",
    "kind": "arxiv",
    "version": 1
  }
}