Pith Number

pith:3WLCP6J5

pith:1995:3WLCP6J5YEMBWLH5JRMA7MEWHI

not attested not anchored not stored refs pending

The velocity dispersion profiles of clusters of galaxies: a cosmological test and the sampling effect

G. Boerner (MPA), Y.P. Jing

arxiv:astro-ph/9508104 v1 · 1995-08-23 · 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{3WLCP6J5YEMBWLH5JRMA7MEWHI}

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	2026-05-18T01:40:22.838084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd9627f93dc1181b2cfd4c580fb0963a3f4c177b68baee2fd6f0ec91d0f90c37

Aliases

arxiv: astro-ph/9508104 · arxiv_version: astro-ph/9508104v1 · doi: 10.48550/arxiv.astro-ph/9508104 · pith_short_12: 3WLCP6J5YEMB · pith_short_16: 3WLCP6J5YEMBWLH5 · pith_short_8: 3WLCP6J5

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/3WLCP6J5YEMBWLH5JRMA7MEWHI \
  | 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: dd9627f93dc1181b2cfd4c580fb0963a3f4c177b68baee2fd6f0ec91d0f90c37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aabc5b9f7a07581a835f8f7f4eef517a1b1db032956b0fa325762832ea6e2224",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-08-23T17:12:33Z",
    "title_canon_sha256": "9d88650223894f1102be334ce22512fe310b24e6ee4a2b42eb8ea37d73d49934"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9508104",
    "kind": "arxiv",
    "version": 1
  }
}