Pith Number

pith:ZYA3WZ2T

pith:2018:ZYA3WZ2T4T27CLB5TYLQ2KPNB5

not attested not anchored not stored refs pending

Ultra-short-period planets from secular chaos

Cristobal Petrovich, Emily Deibert, Yanqin Wu

arxiv:1804.05065 v1 · 2018-04-13 · 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{ZYA3WZ2T4T27CLB5TYLQ2KPNB5}

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	2026-05-17T23:48:01.866121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce01bb6753e4f5f12c3d9e170d29ed0f73bcd196d4cb344f21a68d846c774f7d

Aliases

arxiv: 1804.05065 · arxiv_version: 1804.05065v1 · doi: 10.48550/arxiv.1804.05065 · pith_short_12: ZYA3WZ2T4T27 · pith_short_16: ZYA3WZ2T4T27CLB5 · pith_short_8: ZYA3WZ2T

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/ZYA3WZ2T4T27CLB5TYLQ2KPNB5 \
  | 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: ce01bb6753e4f5f12c3d9e170d29ed0f73bcd196d4cb344f21a68d846c774f7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b65146cb9f0bdd832a303f0c7468a79de26a8340f96d4f805456f89d9215b9e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-04-13T18:00:00Z",
    "title_canon_sha256": "d086740029d7e134ce85d30107f259acae0aa204c22a208f6a94c3f43df873fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05065",
    "kind": "arxiv",
    "version": 1
  }
}