Pith Number

pith:4QUCDZ7H

pith:2005:4QUCDZ7HUK2M4VGC7LRFBSPUU6

not attested not anchored not stored refs pending

Impact of Dark Matter Substructure on the Matter and Weak Lensing Power Spectra

Andrey V. Kravtsov (UChicago, Bradley Hagan (UC Berkeley), Chung-Pei Ma (UC Berkeley), KICP)

arxiv:astro-ph/0504557 v2 · 2005-04-26 · 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{4QUCDZ7HUK2M4VGC7LRFBSPUU6}

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	2026-05-18T04:22:20.730248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e42821e7e7a2b4ce54c2fae250c9f4a78ba5d9e4c81ce33610ddd348c3d81f20

Aliases

arxiv: astro-ph/0504557 · arxiv_version: astro-ph/0504557v2 · doi: 10.48550/arxiv.astro-ph/0504557 · pith_short_12: 4QUCDZ7HUK2M · pith_short_16: 4QUCDZ7HUK2M4VGC · pith_short_8: 4QUCDZ7H

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/4QUCDZ7HUK2M4VGC7LRFBSPUU6 \
  | 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: e42821e7e7a2b4ce54c2fae250c9f4a78ba5d9e4c81ce33610ddd348c3d81f20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac7306d33e7ed3c131ae5770195e9897e4bc8848dc23eb8ec932b98621133e9a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-26T00:57:08Z",
    "title_canon_sha256": "6928c27aeea3fa07c1fd239b5685787015541bad7eb70e927acdbb0af9217466"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504557",
    "kind": "arxiv",
    "version": 2
  }
}