Pith Number

pith:D3NS236V

pith:1998:D3NS236VAKZJ4TROEDPQXQQPRA

not attested not anchored not stored refs pending

Evolution of the ROSAT AGN Luminosity Function

G. Hasinger, M. Schmidt, T. Miyaji

arxiv:astro-ph/9809398 v1 · 1998-09-30 · 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{D3NS236VAKZJ4TROEDPQXQQPRA}

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	2026-05-18T01:07:37.019704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1edb2d6fd502b29e4e2e20df0bc20f883948762f6eaba472f81de03e1f0d316a

Aliases

arxiv: astro-ph/9809398 · arxiv_version: astro-ph/9809398v1 · doi: 10.48550/arxiv.astro-ph/9809398 · pith_short_12: D3NS236VAKZJ · pith_short_16: D3NS236VAKZJ4TRO · pith_short_8: D3NS236V

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/D3NS236VAKZJ4TROEDPQXQQPRA \
  | 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: 1edb2d6fd502b29e4e2e20df0bc20f883948762f6eaba472f81de03e1f0d316a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45fabc4a1c2c3f270cb95298cf52c5565fbde688d25ed02cdd8ae28e725a2b11",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-09-30T09:44:17Z",
    "title_canon_sha256": "8e219531858877d6432907898eeb3bd47517800bbee64560a115a25ae281df10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9809398",
    "kind": "arxiv",
    "version": 1
  }
}