Pith Number

pith:NGQV54TS

pith:1996:NGQV54TSCGGR3DNOT35FRJNTZ2

not attested not anchored not stored refs pending

Evidence for Binary Orbital Motion of a Quasar Broad-Line Region

C. M. Gaskell (Univ. Nebraska)

arxiv:astro-ph/9605185 v1 · 1996-05-29 · 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{NGQV54TSCGGR3DNOT35FRJNTZ2}

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	2026-05-18T04:30:03.245676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69a15ef272118d1d8dae9efa58a5b3ceb0f8a249462084d0e999325e33810b9e

Aliases

arxiv: astro-ph/9605185 · arxiv_version: astro-ph/9605185v1 · doi: 10.48550/arxiv.astro-ph/9605185 · pith_short_12: NGQV54TSCGGR · pith_short_16: NGQV54TSCGGR3DNO · pith_short_8: NGQV54TS

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/NGQV54TSCGGR3DNOT35FRJNTZ2 \
  | 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: 69a15ef272118d1d8dae9efa58a5b3ceb0f8a249462084d0e999325e33810b9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fc9619fceb8db179459bb36662cb504574ebfa713232a2500e91f276168f9b5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-05-29T22:29:54Z",
    "title_canon_sha256": "5659ccbee9abdef0b3ee63ffc92a8c9bf5059fdb59345850a462cdec3fdc40e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9605185",
    "kind": "arxiv",
    "version": 1
  }
}