Pith Number

pith:M2MPHWFK

pith:2015:M2MPHWFKFCWYFCM4FLWZNXCLGK

not attested not anchored not stored refs pending

Eclipsing time variations in close binary systems: Planetary hypothesis vs. Applegate mechanism

D. R. G. Schleicher, M. V\"olschow, R. Banerjee, V. Perdelwitz

arxiv:1512.01960 v1 · 2015-12-07 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2MPHWFKFCWYFCM4FLWZNXCLGK}

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	2026-05-18T01:20:32.846879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6698f3d8aa28ad82899c2aed96dc4b3280f0d5b8384abd46509547fa5d73b8c7

Aliases

arxiv: 1512.01960 · arxiv_version: 1512.01960v1 · doi: 10.48550/arxiv.1512.01960 · pith_short_12: M2MPHWFKFCWY · pith_short_16: M2MPHWFKFCWYFCM4 · pith_short_8: M2MPHWFK

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/M2MPHWFKFCWYFCM4FLWZNXCLGK \
  | 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: 6698f3d8aa28ad82899c2aed96dc4b3280f0d5b8384abd46509547fa5d73b8c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b277bfae05e700a89d8f2a78a63edd6d5e0751fd50dca409a4904c055bb6da8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-07T10:05:36Z",
    "title_canon_sha256": "137f2418a711812924834726d25d2204f93897fcbb525db095a6a3dfd0950020"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01960",
    "kind": "arxiv",
    "version": 1
  }
}