Pith Number

pith:JKNSA3SF

pith:2006:JKNSA3SFP52BXYXYVLJBDRAU72

not attested not anchored not stored refs pending

"The Perfect Slope": A new robust low-scatter X-ray mass indicator for clusters of galaxies

Alexey Vikhlinin, Andrey V. Kravtsov, Daisuke Nagai

arxiv:astro-ph/0608330 v1 · 2006-08-15 · 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{JKNSA3SFP52BXYXYVLJBDRAU72}

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	2026-07-04T14:55:50.742460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a9b206e457f741be2f8aad211c414fe9361dca4514704580bdc5675e490d521

Aliases

arxiv: astro-ph/0608330 · arxiv_version: astro-ph/0608330v1 · doi: 10.48550/arxiv.astro-ph/0608330 · pith_short_12: JKNSA3SFP52B · pith_short_16: JKNSA3SFP52BXYXY · pith_short_8: JKNSA3SF

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/JKNSA3SFP52BXYXYVLJBDRAU72 \
  | 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: 4a9b206e457f741be2f8aad211c414fe9361dca4514704580bdc5675e490d521

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9de449d364561aad6b5d29f67f51e42f7276f089eeff62bf8768fcd43df6da1c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-08-15T23:48:10Z",
    "title_canon_sha256": "966fe70a917ccef665d5a77e668c951d111d277caa272d100b9be5c9b0760995"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0608330",
    "kind": "arxiv",
    "version": 1
  }
}