Pith Number

pith:WAXKBFGQ

pith:2005:WAXKBFGQA7JWAPIUZWR2XY2YUP

not attested not anchored not stored refs pending

Finding Young Stellar Populations in Elliptical Galaxies from Independent Components of Optical Spectra

Ata Kaban (1), Louisa A. Nolan & Somak Raychaudhury (2) ((1) University of Birmingham, School of Computer Science, UK (2) School of Physics & Astronomy)

arxiv:astro-ph/0505059 v1 · 2005-05-03 · 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{WAXKBFGQA7JWAPIUZWR2XY2YUP}

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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

Stellar populations of quasar host galaxies with MFICA decomposition

Receipt and verification

First computed	2026-07-04T14:14:09.554261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b02ea094d007d3603d14cda3abe358a3c9afd634a5fbc34ed53931612ee6b4ff

Aliases

arxiv: astro-ph/0505059 · arxiv_version: astro-ph/0505059v1 · doi: 10.48550/arxiv.astro-ph/0505059 · pith_short_12: WAXKBFGQA7JW · pith_short_16: WAXKBFGQA7JWAPIU · pith_short_8: WAXKBFGQ

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/WAXKBFGQA7JWAPIUZWR2XY2YUP \
  | 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: b02ea094d007d3603d14cda3abe358a3c9afd634a5fbc34ed53931612ee6b4ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbc40d786b0a37c4c1afbc1fbcca2f8dbe8943e5187a0112d8de04fc6672dc13",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-03T13:59:57Z",
    "title_canon_sha256": "a6de75dc8910e561ae1bc6a0f1d97ff783b99026821f09b728e6de436a09c518"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505059",
    "kind": "arxiv",
    "version": 1
  }
}