Pith Number

pith:PJOMQ3G7

pith:1995:PJOMQ3G74ETZ2EAJNBTWIM5BQW

not attested not anchored not stored refs pending

OMEGA AND BIASING FROM OPTICAL GALAXIES VERSUS POTENT MASS

A. Dekel, J. A. Willick, M. J. Hudson, S. Courteau, S. M. Faber

arxiv:astro-ph/9501074 v2 · 1995-01-19 · 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{PJOMQ3G74ETZ2EAJNBTWIM5BQW}

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	2026-05-18T01:40:23.915950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a5cc86cdfe1279d100968676433a185891687f20b3566c7885f5b9d70514ef8

Aliases

arxiv: astro-ph/9501074 · arxiv_version: astro-ph/9501074v2 · doi: 10.48550/arxiv.astro-ph/9501074 · pith_short_12: PJOMQ3G74ETZ · pith_short_16: PJOMQ3G74ETZ2EAJ · pith_short_8: PJOMQ3G7

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/PJOMQ3G74ETZ2EAJNBTWIM5BQW \
  | 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: 7a5cc86cdfe1279d100968676433a185891687f20b3566c7885f5b9d70514ef8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3afcd62e30784efe9fa431dd98e8086ae4dc9ce5c9c1f4943e43f230f1e2550d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-01-19T23:47:03Z",
    "title_canon_sha256": "5df48f413a8bc93e519894f5dc3413b6b700c5f937e9d362a3e66a7a52ee44d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9501074",
    "kind": "arxiv",
    "version": 2
  }
}