Pith Number

pith:RQOGGGGK

pith:2018:RQOGGGGKWMJCUX2S2HYT33ENBV

not attested not anchored not stored refs pending

Precessing spherical shells: flows, dissipation, dynamo and the lunar core

David C\'ebron (ISTerre), Jerome Noir (ETHZ), Nathana\"el Schaeffer, Rapha\"el Laguerre

arxiv:1809.05330 v2 · 2018-09-14 · physics.flu-dyn · physics.class-ph · physics.geo-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{RQOGGGGKWMJCUX2S2HYT33ENBV}

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	2026-05-17T23:48:12.421200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c1c6318cab3122a5f52d1f13dec8d0d756fa4787eec0aee56d22ecf40a98788

Aliases

arxiv: 1809.05330 · arxiv_version: 1809.05330v2 · doi: 10.48550/arxiv.1809.05330 · pith_short_12: RQOGGGGKWMJC · pith_short_16: RQOGGGGKWMJCUX2S · pith_short_8: RQOGGGGK

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/RQOGGGGKWMJCUX2S2HYT33ENBV \
  | 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: 8c1c6318cab3122a5f52d1f13dec8d0d756fa4787eec0aee56d22ecf40a98788

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0659c3c5e4a45fa7d4ca29e45221605ce5d1acea979027629f21aa6825b057d",
    "cross_cats_sorted": [
      "physics.class-ph",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-09-14T09:49:04Z",
    "title_canon_sha256": "8638c19fada668d5553544cccb6b61efa0b170b0015e9de6ae977c70bfe238ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05330",
    "kind": "arxiv",
    "version": 2
  }
}