Pith Number

pith:G3SDFZUD

pith:2004:G3SDFZUDDFXJQXDM55L6LWANXL

not attested not anchored not stored refs pending

Inferring the dark matter power spectrum from the Lyman-alpha forest in high-resolution QSO absorption spectra

Martin G. Haehnelt (IoA), Matteo Viel (IoA), Volker Springel (MPA)

arxiv:astro-ph/0404600 v2 · 2004-04-30 · 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{G3SDFZUDDFXJQXDM55L6LWANXL}

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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

3 papers in Pith

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

Flavor phenomenology of light dark particles

Strongest constraints on dark acoustic oscillations from the Lyman-alpha forest

Receipt and verification

First computed	2026-07-04T15:23:00.867694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36e432e683196e985c6cef57e5d80dbae34bc7f0f23ed1285d6db6085917d26e

Aliases

arxiv: astro-ph/0404600 · arxiv_version: astro-ph/0404600v2 · doi: 10.48550/arxiv.astro-ph/0404600 · pith_short_12: G3SDFZUDDFXJ · pith_short_16: G3SDFZUDDFXJQXDM · pith_short_8: G3SDFZUD

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/G3SDFZUDDFXJQXDM55L6LWANXL \
  | 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: 36e432e683196e985c6cef57e5d80dbae34bc7f0f23ed1285d6db6085917d26e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9ca8cab4c73d49e9725d305c32d63b43b38a006fa2e7349ada3b73dcefcd513",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-30T12:17:20Z",
    "title_canon_sha256": "3496107a9909601169fe7d6496f6a5dea7e1ff7f12491c0174294666574e9e64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404600",
    "kind": "arxiv",
    "version": 2
  }
}