Pith Number

pith:CRKWSCHI

pith:2000:CRKWSCHIQBAGHYOX2AFWAFSSYI

not attested not anchored not stored refs pending

Optical follow-up of the REFLEX survey: a new perspective in cluster studies

((1) Univ. Milano, 2), (2) Oss. Astr. Brera, (3) MPE, (4) Liverpool J.M. University, (5) CEA/Saclay, C. A. Collins(4), Dip. Fisica, D. M. Neumann(5), E. Molinari (2), Garching, G. Chinarini (2), Gif-sur-Yvette), H. Boehringer (3), L. Guzzo(2), L. T. Barone (1, Merate, P. D. Lynam(3), P. Schuecker(3), S. Schindler(4), T. Reiprich(3)

arxiv:astro-ph/0009251 v1 · 2000-09-15 · 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{CRKWSCHIQBAGHYOX2AFWAFSSYI}

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	2026-07-04T14:10:43.509762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14556908e8804063e1d7d00b601652c21939935257a8a0d5baa491e1f83d520b

Aliases

arxiv: astro-ph/0009251 · arxiv_version: astro-ph/0009251v1 · doi: 10.48550/arxiv.astro-ph/0009251 · pith_short_12: CRKWSCHIQBAG · pith_short_16: CRKWSCHIQBAGHYOX · pith_short_8: CRKWSCHI

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/CRKWSCHIQBAGHYOX2AFWAFSSYI \
  | 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: 14556908e8804063e1d7d00b601652c21939935257a8a0d5baa491e1f83d520b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f76404eb67eaaebb83eec072f97583b2efaa2c2e6a275dfd35c5b4c1e825b562",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-09-15T14:54:02Z",
    "title_canon_sha256": "a0f3cda3367dc5f87b33b76562d7b32f26ef7b8f303424e7087ac142976c0f0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0009251",
    "kind": "arxiv",
    "version": 1
  }
}