Pith Number

pith:L7QPDE42

pith:2019:L7QPDE42JKM4G27S3LC6BPXQ77

not attested not anchored not stored refs pending

Rotational dynamics of planetary cores: instabilities driven by precession, libration and tides

Michael Le Bars, Thomas Le Reun

arxiv:1907.02001 v1 · 2019-07-03 · 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{L7QPDE42JKM4G27S3LC6BPXQ77}

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	2026-05-17T23:41:34.277773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fe0f1939a4a99c36bf2dac5e0bef0ffed41f7d66a8effa6185c57ba1961dcce

Aliases

arxiv: 1907.02001 · arxiv_version: 1907.02001v1 · doi: 10.48550/arxiv.1907.02001 · pith_short_12: L7QPDE42JKM4 · pith_short_16: L7QPDE42JKM4G27S · pith_short_8: L7QPDE42

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/L7QPDE42JKM4G27S3LC6BPXQ77 \
  | 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: 5fe0f1939a4a99c36bf2dac5e0bef0ffed41f7d66a8effa6185c57ba1961dcce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe54c6e43aeb37a98983419a9fcdf3335d9403b4eef393cc903cfac16734f384",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-07-03T15:53:34Z",
    "title_canon_sha256": "6434243200930a2f937cba28937d98db0baa23889b91708d1aec01e727cc29e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02001",
    "kind": "arxiv",
    "version": 1
  }
}