Pith Number

pith:VKPQFG77

pith:1997:VKPQFG77E2NOMSDBNYSOCX62WR

not attested not anchored not stored refs pending

X-ray gas density profile of clusters of galaxies from the universal dark matter halo

(2) Department of Physics, (3) Department of Physics, Nobuyoshi Makino (1), RESCEU, Ritsumeikan University, Shin Sasaki(2), Tokyo Metropolitan University, University of Tokyo), Yasushi Suto(3) ((1) Department of Physics

arxiv:astro-ph/9710344 v1 · 1997-10-30 · 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{VKPQFG77E2NOMSDBNYSOCX62WR}

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.

Cited by

1 paper in Pith

Prospects for measuring neutrino mass with 21-cm forest

Receipt and verification

First computed	2026-07-04T16:03:20.552670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa9f029bff269ae648616e24e15fdab45ad91372c5011ebfd9b88a70937b4df7

Aliases

arxiv: astro-ph/9710344 · arxiv_version: astro-ph/9710344v1 · doi: 10.48550/arxiv.astro-ph/9710344 · pith_short_12: VKPQFG77E2NO · pith_short_16: VKPQFG77E2NOMSDB · pith_short_8: VKPQFG77

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/VKPQFG77E2NOMSDBNYSOCX62WR \
  | 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: aa9f029bff269ae648616e24e15fdab45ad91372c5011ebfd9b88a70937b4df7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9380e7337a03c898b4eb8e8bb76d25ee9439f58a9c1180018070a78a3d85c8e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-10-30T02:32:27Z",
    "title_canon_sha256": "295d44a5fdd5b243110fa39ada120d8e00c2a22c402a51068f3432b98491f8c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9710344",
    "kind": "arxiv",
    "version": 1
  }
}