Pith Number

pith:TLWJWLMS

pith:2019:TLWJWLMSGKA6F5WL36FXCN2JYO

not attested not anchored not stored refs pending

V752 Cen -- A triple-lined spectroscopic contact binary with sudden and continuous period changes

B. Soonthornthum, E. Fern\'andez, Laj\'us, S.-B. Qian, X. Zhou

arxiv:1909.06038 v1 · 2019-09-13 · 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{TLWJWLMSGKA6F5WL36FXCN2JYO}

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	2026-07-05T00:06:59.060650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9aec9b2d923281e2f6cbdf8b713749c3823d77e8317d6258457a6872d881982f

Aliases

arxiv: 1909.06038 · arxiv_version: 1909.06038v1 · doi: 10.48550/arxiv.1909.06038 · pith_short_12: TLWJWLMSGKA6 · pith_short_16: TLWJWLMSGKA6F5WL · pith_short_8: TLWJWLMS

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/TLWJWLMSGKA6F5WL36FXCN2JYO \
  | 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: 9aec9b2d923281e2f6cbdf8b713749c3823d77e8317d6258457a6872d881982f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bf7da6e481e78c9b27309986f3ee03e6359e164d4ea03586e79907c31617ce4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-09-13T05:27:53Z",
    "title_canon_sha256": "40cf40b5f40b74bfd58b0f393a971504db4632b9d6f0c72c885ce78807b86213"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.06038",
    "kind": "arxiv",
    "version": 1
  }
}