Pith Number

pith:ZG3HKEZD

pith:2021:ZG3HKEZDRGTSMI7DGFBNVFO3RI

not attested not anchored not stored refs pending

The lopsided distribution of satellites of isolated central galaxies

Elmo Tempel, Marcel S. Pawlowski, Noam I. Libeskind, Peng Wang, Quan Guo, Wei Wang, Xi Kang

arxiv:2104.12787 v1 · 2021-04-26 · astro-ph.GA · 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{ZG3HKEZDRGTSMI7DGFBNVFO3RI}

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	2026-07-05T02:53:42.852653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9b675132389a72623e33142da95db8a3779e60eb08963a5ce2817a6ec22da84

Aliases

arxiv: 2104.12787 · arxiv_version: 2104.12787v1 · doi: 10.48550/arxiv.2104.12787 · pith_short_12: ZG3HKEZDRGTS · pith_short_16: ZG3HKEZDRGTSMI7D · pith_short_8: ZG3HKEZD

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/ZG3HKEZDRGTSMI7DGFBNVFO3RI \
  | 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: c9b675132389a72623e33142da95db8a3779e60eb08963a5ce2817a6ec22da84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "090976621500ae0647369dd8cca183d3d4eab59a2369bf9cb27e8da265e73ea8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-04-26T18:00:04Z",
    "title_canon_sha256": "ebf90208bbeb479fa6a5b109dcd2b6e6b324026aad35a539d1f85d3e0afd01c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.12787",
    "kind": "arxiv",
    "version": 1
  }
}