Pith Number

pith:7S2TKJ6X

pith:1996:7S2TKJ6XHACT27YGN3J4EVGTF3

not attested not anchored not stored refs pending

The Soft X-Ray Properties of a Complete Sample of Optically Selected Quasars II. Final Results

Ari Laor, Belinda J. Wilkes, Fabrizio Fiore, Jonathan C. McDowell, Martin Elvis

arxiv:astro-ph/9609164 v1 · 1996-09-24 · 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{7S2TKJ6XHACT27YGN3J4EVGTF3}

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

Physically motivated AGN emissivity profiles and their effects on quasar microlensing signatures. 1. Multi-epoch accretion disc size inference

Receipt and verification

First computed	2026-07-04T16:00:15.397937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcb53527d738053d7f066ed3c254d32ec4de2b7af09b3109ee8dc9315615532f

Aliases

arxiv: astro-ph/9609164 · arxiv_version: astro-ph/9609164v1 · doi: 10.48550/arxiv.astro-ph/9609164 · pith_short_12: 7S2TKJ6XHACT · pith_short_16: 7S2TKJ6XHACT27YG · pith_short_8: 7S2TKJ6X

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/7S2TKJ6XHACT27YGN3J4EVGTF3 \
  | 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: fcb53527d738053d7f066ed3c254d32ec4de2b7af09b3109ee8dc9315615532f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "992576ce8286c9e047a2e0a464ef5e9466ca25b17781c95b30ef968a04297c66",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-09-24T19:17:54Z",
    "title_canon_sha256": "8bef0c1aeaff8bc9fe3e2cda9ba010342cabeb293ea59136930bfffbd1f621b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9609164",
    "kind": "arxiv",
    "version": 1
  }
}