Pith Number

pith:HDSGM2CZ

pith:2005:HDSGM2CZIJ7B6WJWDITMCQ75OD

not attested not anchored not stored refs pending

GOODS, UDF, and the evolution of early-type galaxies

A. Pasquali, B. Mobasher, C. M. Carollo, I. Ferreras, S. J. Lilly, T. Lisker

arxiv:astro-ph/0509526 v1 · 2005-09-18 · 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{HDSGM2CZIJ7B6WJWDITMCQ75OD}

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	2026-07-04T14:47:34.659152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38e4666859427e1f59361a26c143fd70fbe1efe19e209d08bfcd30ed9778c8d0

Aliases

arxiv: astro-ph/0509526 · arxiv_version: astro-ph/0509526v1 · doi: 10.48550/arxiv.astro-ph/0509526 · pith_short_12: HDSGM2CZIJ7B · pith_short_16: HDSGM2CZIJ7B6WJW · pith_short_8: HDSGM2CZ

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/HDSGM2CZIJ7B6WJWDITMCQ75OD \
  | 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: 38e4666859427e1f59361a26c143fd70fbe1efe19e209d08bfcd30ed9778c8d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d57924d4368f5472da85b578b27dd67990f1103d50b40d8e84ffca6a3f66750e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-18T20:11:58Z",
    "title_canon_sha256": "01cc8cd4120998ff70421f0ae0d3adf7bc7bdf3126d9abea1d2e3a9ebf3f13fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509526",
    "kind": "arxiv",
    "version": 1
  }
}