Pith Number

pith:XT3UW2FP

pith:2005:XT3UW2FPSLOMTSHTZGRS5NUEFU

not attested not anchored not stored refs pending

Virial masses and the baryon fraction in galaxies

B.C. Hsieh, H. Hoekstra, H.K.C. Yee, H. Lin, M.D. Gladders

arxiv:astro-ph/0510097 v1 · 2005-10-04 · 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{XT3UW2FPSLOMTSHTZGRS5NUEFU}

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	2026-07-04T17:15:15.807100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcf74b68af92dcc9c8f3c9a32eb6842d38d21098411b6301fd1bf24be0488c23

Aliases

arxiv: astro-ph/0510097 · arxiv_version: astro-ph/0510097v1 · doi: 10.48550/arxiv.astro-ph/0510097 · pith_short_12: XT3UW2FPSLOM · pith_short_16: XT3UW2FPSLOMTSHT · pith_short_8: XT3UW2FP

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/XT3UW2FPSLOMTSHTZGRS5NUEFU \
  | 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: bcf74b68af92dcc9c8f3c9a32eb6842d38d21098411b6301fd1bf24be0488c23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c72e508f87f7ce218f6a10609e640e4d1b589469535ca8eb8c2c04123885fbca",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-10-04T20:05:47Z",
    "title_canon_sha256": "db5c2522540a25ca14349826d6e16711c0e1ff584b29e25b6e0e6bd4c08160f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0510097",
    "kind": "arxiv",
    "version": 1
  }
}