Pith Number

pith:BCOFL6UP

pith:2019:BCOFL6UPKJ5UYMQN2MWDF4QIF5

not attested not anchored not stored refs pending

Tracing the Origins and Evolution of Small Planets using Their Orbital Obliquities

Brett C. Addison, David R. Ciardi, Diana Dragomir, Eve J. Lee, George Zhou, Lauren Weiss, Marshall C. Johnson, Songhu Wang, Yasuhiro Hasegawa

arxiv:1903.04482 v1 · 2019-03-11 · 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{BCOFL6UPKJ5UYMQN2MWDF4QIF5}

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	2026-05-17T23:51:35.186303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

089c55fa8f527b4c320dd32c32f2082f51c932502ee08bc52db74e5570af3b97

Aliases

arxiv: 1903.04482 · arxiv_version: 1903.04482v1 · doi: 10.48550/arxiv.1903.04482 · pith_short_12: BCOFL6UPKJ5U · pith_short_16: BCOFL6UPKJ5UYMQN · pith_short_8: BCOFL6UP

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/BCOFL6UPKJ5UYMQN2MWDF4QIF5 \
  | 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: 089c55fa8f527b4c320dd32c32f2082f51c932502ee08bc52db74e5570af3b97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a89db83e1034fd66ba63f093b5df13fd558b84d90588052506560d158b2d1a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-03-11T17:58:15Z",
    "title_canon_sha256": "64654b5bf82e782c90ffde0d571aabb410e65102a3eec2604cf76549a008304a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04482",
    "kind": "arxiv",
    "version": 1
  }
}