Pith Number

pith:R3M3E4PL

pith:2002:R3M3E4PLDBBXXUIQEIPRZV5YQ3

not attested not anchored not stored refs pending

Scaling Relation to Understand Non-Detection of Cold Gas at the Cluster Center

Noriko Y. Yamasaki (Tokyo Metropolitan University), Shin Sasaki

arxiv:astro-ph/0201076 v1 · 2002-01-07 · 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{R3M3E4PLDBBXXUIQEIPRZV5YQ3}

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	2026-05-18T01:40:43.473869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ed9b271eb18437bd110221f1cd7b886c20732ad506383f1608cf1db24102fc6

Aliases

arxiv: astro-ph/0201076 · arxiv_version: astro-ph/0201076v1 · doi: 10.48550/arxiv.astro-ph/0201076 · pith_short_12: R3M3E4PLDBBX · pith_short_16: R3M3E4PLDBBXXUIQ · pith_short_8: R3M3E4PL

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/R3M3E4PLDBBXXUIQEIPRZV5YQ3 \
  | 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: 8ed9b271eb18437bd110221f1cd7b886c20732ad506383f1608cf1db24102fc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da409d4d811f08b72f991ba9910577d5737a3044d73c37c97d1134e6ab3b36f0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-01-07T02:50:38Z",
    "title_canon_sha256": "2e0f521c744462c2f87a78cef40ef75800805f43504fdbc175e0353bce12fb9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0201076",
    "kind": "arxiv",
    "version": 1
  }
}