Pith Number

pith:GJWYNPQ5

pith:2011:GJWYNPQ5TE5DOKW47HPRPFDCPO

not attested not anchored not stored refs pending

The fraction of early-type galaxies in low redshift groups and clusters of galaxies

Ben Hoyle, Karen. L. Masters, Raul Jimenez, Robert C. Nichol, Steven P. Bamford

arxiv:1110.6320 v3 · 2011-10-28 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJWYNPQ5TE5DOKW47HPRPFDCPO}

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	2026-05-18T01:59:50.612405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

326d86be1d993a372adcf9df1794627bb99dc86c21682a16f40355ca8bf5adf8

Aliases

arxiv: 1110.6320 · arxiv_version: 1110.6320v3 · doi: 10.48550/arxiv.1110.6320 · pith_short_12: GJWYNPQ5TE5D · pith_short_16: GJWYNPQ5TE5DOKW4 · pith_short_8: GJWYNPQ5

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/GJWYNPQ5TE5DOKW47HPRPFDCPO \
  | 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: 326d86be1d993a372adcf9df1794627bb99dc86c21682a16f40355ca8bf5adf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6709ace0afd7222c7a3f470087cb99e62ecf1f123ce99583ace5b8aac2570d35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-28T12:49:57Z",
    "title_canon_sha256": "e376379a4b7d58e31e006699ae5c95cb2ab4897b5642fac3c50e0d36eee4de02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6320",
    "kind": "arxiv",
    "version": 3
  }
}