Pith Number

pith:YQSDUNOV

pith:1998:YQSDUNOVFCBRVQZQHDRTVZOSLH

not attested not anchored not stored refs pending

Structure Formation with Generalized Dark Matter

Princeton), Wayne Hu (IAS

arxiv:astro-ph/9801234 v2 · 1998-01-24 · 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{YQSDUNOVFCBRVQZQHDRTVZOSLH}

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

2 papers in Pith

The Hubble Tension and Early Dark Energy

The Cosmic Linear Anisotropy Solving System (CLASS) II: Approximation schemes

Receipt and verification

First computed	2026-07-04T15:18:05.517080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4243a35d528831ac33038e33ae5d259e8beb477ce8a9dc03d7b3147f5c741c5

Aliases

arxiv: astro-ph/9801234 · arxiv_version: astro-ph/9801234v2 · doi: 10.48550/arxiv.astro-ph/9801234 · pith_short_12: YQSDUNOVFCBR · pith_short_16: YQSDUNOVFCBRVQZQ · pith_short_8: YQSDUNOV

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/YQSDUNOVFCBRVQZQHDRTVZOSLH \
  | 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: c4243a35d528831ac33038e33ae5d259e8beb477ce8a9dc03d7b3147f5c741c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48dcf4584cea938523dd0eee5b1996bbe4acc059d50d32a02f5c030222d7c443",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-01-24T16:15:48Z",
    "title_canon_sha256": "3a769c696319cd19a7532a48312dee748ab23d6cba3c1bb2fb761f47cce78b3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9801234",
    "kind": "arxiv",
    "version": 2
  }
}