Pith Number

pith:RFU7TOXM

pith:2008:RFU7TOXMN6XUZ224SK6OYCQ2WH

not attested not anchored not stored refs pending

Gravitational collapse in an expanding background and the role of substructure II: Excess power at small scales and its effect of collapse of structures at larger scales

Jayanti Prasad, J. S. Bagla

arxiv:0802.2796 v3 · 2008-02-20 · 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{RFU7TOXMN6XUZ224SK6OYCQ2WH}

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	2026-05-18T04:14:36.630423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8969f9baec6faf4ceb5c92bcec0a1ab1cbbb35d533582e852ecd1897df3bd45e

Aliases

arxiv: 0802.2796 · arxiv_version: 0802.2796v3 · doi: 10.48550/arxiv.0802.2796 · pith_short_12: RFU7TOXMN6XU · pith_short_16: RFU7TOXMN6XUZ224 · pith_short_8: RFU7TOXM

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/RFU7TOXMN6XUZ224SK6OYCQ2WH \
  | 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: 8969f9baec6faf4ceb5c92bcec0a1ab1cbbb35d533582e852ecd1897df3bd45e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c52b80de1e00107ea9c86846cb51f0e2a50cdad66a32a63ece94f5b5037f5884",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-20T11:28:27Z",
    "title_canon_sha256": "0cf4af2d9c0a983c520eaa2dc1d8ddc1c1ebf2e0f70689e21f66549a818d0ae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.2796",
    "kind": "arxiv",
    "version": 3
  }
}