Pith Number

pith:E5HEBDHK

pith:2008:E5HEBDHKOHTTFCGMXZZKQW2APJ

not attested not anchored not stored refs pending

Non-Perturbative Effects of Geometry in Wide-Angle Redshift Distortions

Istvan Szapudi, Peter Papai

arxiv:0802.2940 v2 · 2008-02-21 · 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{E5HEBDHKOHTTFCGMXZZKQW2APJ}

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	2026-05-18T04:33:18.350128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

274e408cea71e73288ccbe72a85b407a71f0d8761d8b22d2b003be5fee07d7c3

Aliases

arxiv: 0802.2940 · arxiv_version: 0802.2940v2 · doi: 10.48550/arxiv.0802.2940 · pith_short_12: E5HEBDHKOHTT · pith_short_16: E5HEBDHKOHTTFCGM · pith_short_8: E5HEBDHK

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/E5HEBDHKOHTTFCGMXZZKQW2APJ \
  | 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: 274e408cea71e73288ccbe72a85b407a71f0d8761d8b22d2b003be5fee07d7c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1418c47871edc8403da11e501d8aadc9e37354880e2fec268789988fcac5a22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-21T03:55:36Z",
    "title_canon_sha256": "f86e92d4ecd6fa840124a2d7bfaf29c6d4a00076c1f09e28c2bd020f48dbe178"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.2940",
    "kind": "arxiv",
    "version": 2
  }
}