Pith Number

pith:OG475HY7

pith:2002:OG475HY7CH5W5N5U7T2ECXDUEA

not attested not anchored not stored refs pending

Linear Gas Dynamics in the Expanding Universe: Why the Jeans Scale does not Matter

Adam G. Jensen, A. Gayler Harford, Amalia K. Hicks, Brian A. Keeney, Christopher M. Kelso, Emily J. Baker, Mark C. Neyrinck, Meredith M. Drosback, Nickolay Y. Gnedin, Scott E. Pollack, Thomas J. Bethell, Timothy P. van Vliet

arxiv:astro-ph/0206421 v1 · 2002-06-24 · 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{OG475HY7CH5W5N5U7T2ECXDUEA}

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

Lyman-$\alpha$ forest constraints on pure and mixed fuzzy dark matter

Receipt and verification

First computed	2026-07-04T16:30:16.587485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71b9fe9f1f11fb6eb7b4fcf4415c74201f03271551b99c6fc353850417421670

Aliases

arxiv: astro-ph/0206421 · arxiv_version: astro-ph/0206421v1 · doi: 10.48550/arxiv.astro-ph/0206421 · pith_short_12: OG475HY7CH5W · pith_short_16: OG475HY7CH5W5N5U · pith_short_8: OG475HY7

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/OG475HY7CH5W5N5U7T2ECXDUEA \
  | 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: 71b9fe9f1f11fb6eb7b4fcf4415c74201f03271551b99c6fc353850417421670

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "451c9e314e09120b0d01dc6ee7c9636296b898ba50cc2761701cc204c3ee0524",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-06-24T20:06:38Z",
    "title_canon_sha256": "236e3e2a96ea9c97070ca8cea1425b909feed8a7850a29aa2a15b66ed6ccf9b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0206421",
    "kind": "arxiv",
    "version": 1
  }
}