Pith Number

pith:3WSURXEK

pith:1997:3WSURXEKIFCSS7RP4LSI6UVQX6

not attested not anchored not stored refs pending

The ESO-Sculptor Survey: Spectral classification of galaxies with z < 0.5

Gaspar Galaz (1), Valerie de Lapparent (1) ((1) Institut d'Astrophysique de Paris (IAP))

arxiv:astro-ph/9711093 v1 · 1997-11-10 · 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{3WSURXEKIFCSS7RP4LSI6UVQX6}

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

FLAGS II: Constraining Galaxy Formation Models with Dimensionality Reduction of Direct Observables

Receipt and verification

First computed	2026-07-04T14:15:22.884645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dda548dc8a4145297e2fe2e48f52b0bfaad9205db29a10ecde2d5d15d971dbcf

Aliases

arxiv: astro-ph/9711093 · arxiv_version: astro-ph/9711093v1 · doi: 10.48550/arxiv.astro-ph/9711093 · pith_short_12: 3WSURXEKIFCS · pith_short_16: 3WSURXEKIFCSS7RP · pith_short_8: 3WSURXEK

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/3WSURXEKIFCSS7RP4LSI6UVQX6 \
  | 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: dda548dc8a4145297e2fe2e48f52b0bfaad9205db29a10ecde2d5d15d971dbcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "061b0bbca1959da82862b096903eeefd74eb1238d34a16142d5416cf10ebee64",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-11-10T16:05:51Z",
    "title_canon_sha256": "c9cf0cac78e0540d28b32b984dc230a0c0063cfe33267735452bfb8af267a8f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9711093",
    "kind": "arxiv",
    "version": 1
  }
}