Pith Number

pith:FBYLFNEY

pith:2004:FBYLFNEYPKYWAQO5Y3EG6TQ4EX

not attested not anchored not stored refs pending

Galactic Bulges from HST NICMOS Observations: Global Scaling Relations

A. W. Graham (Swinburne U.), M. Balcells (IAC), R. F. Peletier (U. Groningen)

arxiv:astro-ph/0404381 v2 · 2004-04-20 · 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{FBYLFNEYPKYWAQO5Y3EG6TQ4EX}

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

A Cosmological Framework for the Co-Evolution of Quasars, Supermassive Black Holes, and Elliptical Galaxies: I. Galaxy Mergers & Quasar Activity

Receipt and verification

First computed	2026-05-18T04:29:05.131285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2870b2b4987ab16041ddc6c86f4e1c25f172f5def81c52a5c821c6579e2bdb7d

Aliases

arxiv: astro-ph/0404381 · arxiv_version: astro-ph/0404381v2 · doi: 10.48550/arxiv.astro-ph/0404381 · pith_short_12: FBYLFNEYPKYW · pith_short_16: FBYLFNEYPKYWAQO5 · pith_short_8: FBYLFNEY

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/FBYLFNEYPKYWAQO5Y3EG6TQ4EX \
  | 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: 2870b2b4987ab16041ddc6c86f4e1c25f172f5def81c52a5c821c6579e2bdb7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dd8b6e8d4045ece5294bc5e87a8694bd68fd4d9e3abd9020c0434673a6e033c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-20T13:08:47Z",
    "title_canon_sha256": "2762dc4b8f58b7e9d808f35cf06cd52024e8400e5b65e7038159eafa6025ceff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404381",
    "kind": "arxiv",
    "version": 2
  }
}