Pith Number

pith:4556DV4O

pith:2026:4556DV4OKPJYIZ4EF4PDKJXV6F

not attested not anchored not stored refs pending

On the Reparameterization Between Cartesian Position-Velocity Vectors and Orbital Elements in the Kepler Problem

Kansuke Nunota, Kento Masuda

arxiv:2605.12982 v1 · 2026-05-13 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4556DV4OKPJYIZ4EF4PDKJXV6F}

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	2026-05-18T03:09:08.527398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e77be1d78e53d38467842f1e3526f5f14221c0356e376b902559196171ea2307

Aliases

arxiv: 2605.12982 · arxiv_version: 2605.12982v1 · doi: 10.48550/arxiv.2605.12982 · pith_short_12: 4556DV4OKPJY · pith_short_16: 4556DV4OKPJYIZ4E · pith_short_8: 4556DV4O

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/4556DV4OKPJYIZ4EF4PDKJXV6F \
  | 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: e77be1d78e53d38467842f1e3526f5f14221c0356e376b902559196171ea2307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5f20af7e3018a0de4d720bd9d26ec0c02b05e6a304717c6737c141a99677354",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-05-13T04:25:12Z",
    "title_canon_sha256": "39665b58ec610bf38192b0e4bbbb20391f4838e75c165db79ff698cea55c33c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.12982",
    "kind": "arxiv",
    "version": 1
  }
}