Pith Number

pith:EC6VXAFK

pith:2019:EC6VXAFKIWBLU4SPM27QKMDHPQ

not attested not anchored not stored refs pending

Distinguishing Polar and Co-planar Circumbinary Exoplanets by Eclipsing Timing Variations

Daniel C. Fabrycky, Zhanbo Zhang

arxiv:1905.10179 v1 · 2019-05-24 · 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{EC6VXAFKIWBLU4SPM27QKMDHPQ}

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	2026-05-17T23:40:31.784392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20bd5b80aa4582ba724f66bf0530677c15b22c2e9263e39c0581df45acd8fdc1

Aliases

arxiv: 1905.10179 · arxiv_version: 1905.10179v1 · doi: 10.48550/arxiv.1905.10179 · pith_short_12: EC6VXAFKIWBL · pith_short_16: EC6VXAFKIWBLU4SP · pith_short_8: EC6VXAFK

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/EC6VXAFKIWBLU4SPM27QKMDHPQ \
  | 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: 20bd5b80aa4582ba724f66bf0530677c15b22c2e9263e39c0581df45acd8fdc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5027e51d0fab319f359df40bc81e1d6fa5d44b65c45a084073cf81cb998840d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-05-24T12:17:31Z",
    "title_canon_sha256": "552213cb594ee554dc34e5253529ede953bc9fa0185e2562f5f4514166f276cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10179",
    "kind": "arxiv",
    "version": 1
  }
}