Pith Number

pith:ZOPTOXBL

pith:2014:ZOPTOXBLDYEYGIWP6ZXPLZFNJP

not attested not anchored not stored refs pending

Determination of Characteristics of Eclipsing Binaries with Spots: Phenomenological vs Physical Models

Ivan L. Andronov, Mariia G. Tkachenko

arxiv:1409.7814 v1 · 2014-09-27 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZOPTOXBLDYEYGIWP6ZXPLZFNJP}

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	2026-05-18T02:41:40.520831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb9f375c2b1e098322cff66ef5e4ad4bfbecde6b90801472077e318cf3373519

Aliases

arxiv: 1409.7814 · arxiv_version: 1409.7814v1 · doi: 10.48550/arxiv.1409.7814 · pith_short_12: ZOPTOXBLDYEY · pith_short_16: ZOPTOXBLDYEYGIWP · pith_short_8: ZOPTOXBL

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/ZOPTOXBLDYEYGIWP6ZXPLZFNJP \
  | 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: cb9f375c2b1e098322cff66ef5e4ad4bfbecde6b90801472077e318cf3373519

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83a7a60c499cb679b019bb4019da1c810bcf13d6d6b7bf427a613e23bb33d7ef",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-27T15:03:16Z",
    "title_canon_sha256": "a6e0310a1eb2ce78b255082860a8f230379499ee49fd42724bdc6e1179d7d98b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7814",
    "kind": "arxiv",
    "version": 1
  }
}