Pith Number

pith:B4APNI2T

pith:2008:B4APNI2T4OVN5M3ZSOJNOOXNEW

not attested not anchored not stored refs pending

Gravitational Radiation from Primordial Helical Inverse Cascade MHD Turbulence

Bharat Ratra, Grigol Gogoberidze, Leonardo Campanelli, Tina Kahniashvili, Yurii Maravin

arxiv:0809.1899 v3 · 2008-09-11 · astro-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T02:35:14.858019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f00f6a353e3aadeb3799392d73aed2581a9dd0b5dede3f4aef3825ca4b18b90

Aliases

arxiv: 0809.1899 · arxiv_version: 0809.1899v3 · doi: 10.48550/arxiv.0809.1899 · pith_short_12: B4APNI2T4OVN · pith_short_16: B4APNI2T4OVN5M3Z · pith_short_8: B4APNI2T

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/B4APNI2T4OVN5M3ZSOJNOOXNEW \
  | 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: 0f00f6a353e3aadeb3799392d73aed2581a9dd0b5dede3f4aef3825ca4b18b90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8093ed4de675ad693dbd2632616ea61b59b050784e5442b0356fdadb024fd2ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-11T00:28:09Z",
    "title_canon_sha256": "864a4e948e8eaf0069e621a2b1361b29432b006d0f3d80bedfb2bf1796e77cd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.1899",
    "kind": "arxiv",
    "version": 3
  }
}