Pith Number

pith:ITIUHLMS

pith:2005:ITIUHLMSZRG2NOYGMUBPB4FWN3

not attested not anchored not stored refs pending

Quantitative Morphology of Galaxies from the SDSS I: Luminosity in Bulges and Disks

Lidia A.M. Tasca, Simon D.M. White

arxiv:astro-ph/0507249 v1 · 2005-07-11 · 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{ITIUHLMSZRG2NOYGMUBPB4FWN3}

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	2026-05-18T01:40:33.816669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44d143ad92cc4da6bb066502f0f0b66ee3d6e39ef4c2ecf617b902dea145e3d8

Aliases

arxiv: astro-ph/0507249 · arxiv_version: astro-ph/0507249v1 · doi: 10.48550/arxiv.astro-ph/0507249 · pith_short_12: ITIUHLMSZRG2 · pith_short_16: ITIUHLMSZRG2NOYG · pith_short_8: ITIUHLMS

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/ITIUHLMSZRG2NOYGMUBPB4FWN3 \
  | 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: 44d143ad92cc4da6bb066502f0f0b66ee3d6e39ef4c2ecf617b902dea145e3d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c959af833fb945c5e15cc170af6c591ecacb41c297059f81146be1b9b41d34ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-11T11:55:48Z",
    "title_canon_sha256": "555560bb41bd858284b56721d6f776e92ba747f9be99abaa66c574dcac5aae63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507249",
    "kind": "arxiv",
    "version": 1
  }
}