Pith Number

pith:S6EKRFVW

pith:1995:S6EKRFVWAXGA2FDCMAGE5TNIX6

not attested not anchored not stored refs pending

Cold Dark Matter Resuscitated?

Douglas Scott, Joe Silk, Marc Davis, Martin White

arxiv:astro-ph/9508009 v2 · 1995-08-02 · 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{S6EKRFVWAXGA2FDCMAGE5TNIX6}

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	2026-05-18T01:12:44.117431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9788a896b605cc0d1462600c4ecda8bfb22076e4e3914c2a89cda3e96d17fefa

Aliases

arxiv: astro-ph/9508009 · arxiv_version: astro-ph/9508009v2 · doi: 10.48550/arxiv.astro-ph/9508009 · pith_short_12: S6EKRFVWAXGA · pith_short_16: S6EKRFVWAXGA2FDC · pith_short_8: S6EKRFVW

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/S6EKRFVWAXGA2FDCMAGE5TNIX6 \
  | 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: 9788a896b605cc0d1462600c4ecda8bfb22076e4e3914c2a89cda3e96d17fefa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "986558ba112b04f922f3754ff65694f16967dd5abb6539db3f0ab696a2d04996",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-08-02T22:09:33Z",
    "title_canon_sha256": "4d75a381c31b888a35d97f093c42522b93b91c06411f2fe70ba0aabdbde999d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9508009",
    "kind": "arxiv",
    "version": 2
  }
}