Pith Number

pith:RLWGB7SC

pith:1997:RLWGB7SC6RZF4GDYENVUTCKMB6

not attested not anchored not stored refs pending

The structure of galaxy clusters in different cosmologies

A. H. Nelson, A. R. Jenkins, C. S. Frenk, F. R. Pearce, G. P. Efstathiou, H. M. P. Couchman, J. A. Peacock, J. M. Colberg, R. M. Hutchings, S. D. M. White, Virgo Consortium: Peter A. Thomas (Sussex)

arxiv:astro-ph/9707018 v1 · 1997-07-02 · astro-ph

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

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	2026-05-18T03:47:42.723109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8aec60fe42f4725e1878236b49894c0f955c45f9a40531249c8f66e300dba50b

Aliases

arxiv: astro-ph/9707018 · arxiv_version: astro-ph/9707018v1 · doi: 10.48550/arxiv.astro-ph/9707018 · pith_short_12: RLWGB7SC6RZF · pith_short_16: RLWGB7SC6RZF4GDY · pith_short_8: RLWGB7SC

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/RLWGB7SC6RZF4GDYENVUTCKMB6 \
  | 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: 8aec60fe42f4725e1878236b49894c0f955c45f9a40531249c8f66e300dba50b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09943ef2ecff77a28e234c68e3bb7cd342f5782258ba0b744fa7936a4e5950da",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-07-02T10:44:48Z",
    "title_canon_sha256": "d102633b99cf0af531a0af8ca00867fb1c3747c749985fb2ad4345f5b0b36f27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9707018",
    "kind": "arxiv",
    "version": 1
  }
}