Pith Number

pith:DR7O7Y56

pith:2017:DR7O7Y56VXI7ERMBDOWQM2LCCT

not attested not anchored not stored refs pending

Secular Orbit Evolution in Systems with a Strong External Perturber - A Simple and Accurate Model

Eduardo Andrade-Ines, Siegfried Eggl

arxiv:1701.03425 v1 · 2017-01-12 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DR7O7Y56VXI7ERMBDOWQM2LCCT}

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	2026-05-18T00:48:46.722020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c7eefe3beadd1f245811bad06696214fe2afe6cf604b956caca0bab72f86a78

Aliases

arxiv: 1701.03425 · arxiv_version: 1701.03425v1 · doi: 10.48550/arxiv.1701.03425 · pith_short_12: DR7O7Y56VXI7 · pith_short_16: DR7O7Y56VXI7ERMB · pith_short_8: DR7O7Y56

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/DR7O7Y56VXI7ERMBDOWQM2LCCT \
  | 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: 1c7eefe3beadd1f245811bad06696214fe2afe6cf604b956caca0bab72f86a78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b3daf1f2a970ca8eb00eb2a2fdeb4f43af3a037f826498be57455cc0d01d468",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-01-12T17:27:11Z",
    "title_canon_sha256": "dfe4484ee7349301539ba8716c3d2847d15f6f518910bdaa19228138eae15907"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03425",
    "kind": "arxiv",
    "version": 1
  }
}