Pith Number

pith:HYBQJ57M

pith:2004:HYBQJ57MW35BURTZHEK4P3BKS3

not attested not anchored not stored refs pending

Semi-empirical analysis of SDSS galaxies: I. Spectral synthesis method

A. Mateus (2), Brazil; (2) IAG/USP, Brazil; (3) LUTH, France), G. Stasinska (3), J. M. Gomes (1) ((1) Universidade Federal de Santa Catarina, L. Sodre (2), Observatoire de Meudon, R. Cid Fernandes (1)

arxiv:astro-ph/0412481 v1 · 2004-12-17 · 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{HYBQJ57MW35BURTZHEK4P3BKS3}

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

3 papers in Pith

Dust destruction signals shock-accelerated outflows in the nearby active galaxy NGC 1068

Hierarchical assembly in action: a galaxy tail from a disrupting group in the Virgo cluster outskirts

Receipt and verification

First computed	2026-07-04T17:25:14.731107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e0304f7ecb6fa1a46793915c7ec2a96cc1a5b245f2d74706710d11b93231164

Aliases

arxiv: astro-ph/0412481 · arxiv_version: astro-ph/0412481v1 · doi: 10.48550/arxiv.astro-ph/0412481 · pith_short_12: HYBQJ57MW35B · pith_short_16: HYBQJ57MW35BURTZ · pith_short_8: HYBQJ57M

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/HYBQJ57MW35BURTZHEK4P3BKS3 \
  | 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: 3e0304f7ecb6fa1a46793915c7ec2a96cc1a5b245f2d74706710d11b93231164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e76a527854bd7be4fa015a3b96f31adc34bc7101ee537285b229768b01e68657",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-12-17T17:42:24Z",
    "title_canon_sha256": "0b379642ffda19e93b38dc5869e678c079e4147fb3014ff792ff591465ae09f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0412481",
    "kind": "arxiv",
    "version": 1
  }
}