Pith Number

pith:Y7UU37XT

pith:2000:Y7UU37XTU7T7GW3HRF2Z6GCKQS

not attested not anchored not stored refs pending

Galaxy Morphological Segregation in Clusters: Local vs. Global Conditions

Diego G. Lambas, Hernan Muriel, Mariano Dominguez

arxiv:astro-ph/0011203 v1 · 2000-11-09 · 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{Y7UU37XTU7T7GW3HRF2Z6GCKQS}

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	2026-05-18T01:07:46.321996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7e94dfef3a7e7f35b6789759f184a849d11ca5917f7be29bbe820a2469fae34

Aliases

arxiv: astro-ph/0011203 · arxiv_version: astro-ph/0011203v1 · doi: 10.48550/arxiv.astro-ph/0011203 · pith_short_12: Y7UU37XTU7T7 · pith_short_16: Y7UU37XTU7T7GW3H · pith_short_8: Y7UU37XT

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/Y7UU37XTU7T7GW3HRF2Z6GCKQS \
  | 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: c7e94dfef3a7e7f35b6789759f184a849d11ca5917f7be29bbe820a2469fae34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81bba900d5e938531d519c4212d45f62075db7e993da294c9e741cf5159536ec",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-11-09T17:24:57Z",
    "title_canon_sha256": "e86f20e56b5cb431699b3f7ed1abf1f0e3ab7f7c13db26e1ccc0930a27850de2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0011203",
    "kind": "arxiv",
    "version": 1
  }
}