Pith Number

pith:KYPCCSNJ

pith:2007:KYPCCSNJMOHTUR4U2ABQECM4I5

not attested not anchored not stored refs pending

Modelling long-term trends in lunar exposure to the Earth's plasmasheet

Mike Hapgood

arxiv:0705.0873 v2 · 2007-05-07 · physics.space-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{KYPCCSNJMOHTUR4U2ABQECM4I5}

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	2026-05-18T02:16:31.103700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

561e2149a9638f3a4794d00302099c474e69479729ccb52a44040cd9962d68ae

Aliases

arxiv: 0705.0873 · arxiv_version: 0705.0873v2 · doi: 10.48550/arxiv.0705.0873 · pith_short_12: KYPCCSNJMOHT · pith_short_16: KYPCCSNJMOHTUR4U · pith_short_8: KYPCCSNJ

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/KYPCCSNJMOHTUR4U2ABQECM4I5 \
  | 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: 561e2149a9638f3a4794d00302099c474e69479729ccb52a44040cd9962d68ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2071cbb7297b792708b06f820dae264ffabe779344eb966251415bba9ec59026",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2007-05-07T09:10:54Z",
    "title_canon_sha256": "fb9eb848d03fb2edc900a247bf3d9e3d5102589b1e26f6fe00ff0f963da876d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.0873",
    "kind": "arxiv",
    "version": 2
  }
}