Pith Number

pith:GFCGGEN2

pith:1999:GFCGGEN2UKIUV5QWEAF5KITER5

not attested not anchored not stored refs pending

Mass Models and Sunyaev-Zeldovich Effect Predictions for a Flux Limited Sample of 22 Nearby X-Ray Clusters

Brian S. Mason, Steven T. Myers

arxiv:astro-ph/9910438 v2 · 1999-10-25 · 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{GFCGGEN2UKIUV5QWEAF5KITER5}

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	2026-07-04T16:11:44.327783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31446311baa2914af616200bd522648f5e153c52114cfbd5318549fd22eb6c09

Aliases

arxiv: astro-ph/9910438 · arxiv_version: astro-ph/9910438v2 · doi: 10.48550/arxiv.astro-ph/9910438 · pith_short_12: GFCGGEN2UKIU · pith_short_16: GFCGGEN2UKIUV5QW · pith_short_8: GFCGGEN2

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/GFCGGEN2UKIUV5QWEAF5KITER5 \
  | 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: 31446311baa2914af616200bd522648f5e153c52114cfbd5318549fd22eb6c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2064c0aad9390d80b09ae77748d612838178c6a20b0853f21a074abda5df2c02",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-10-25T01:29:21Z",
    "title_canon_sha256": "45077e200f312778c2b94425d92e209ed2a8493de77c82fa6711eb0b3e42e8ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9910438",
    "kind": "arxiv",
    "version": 2
  }
}