Pith Number

pith:DQCILJG5

pith:2018:DQCILJG5IKHWUHRUYII5Y2Q7AS

not attested not anchored not stored refs pending

Evidence of active regions in the donor of the Algol-type binary V393 Scorpii and test for the dynamo model of its long cycle

Dominik R.G. Schleicher, Ronald E. Mennickent, Rub\'en San Martin-Perez

arxiv:1807.01264 v1 · 2018-07-03 · 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{DQCILJG5IKHWUHRUYII5Y2Q7AS}

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	2026-05-18T00:08:40.498156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c0485a4dd428f6a1e34c211dc6a1f049415f5b559e502f6def1316f25322dd9

Aliases

arxiv: 1807.01264 · arxiv_version: 1807.01264v1 · doi: 10.48550/arxiv.1807.01264 · pith_short_12: DQCILJG5IKHW · pith_short_16: DQCILJG5IKHWUHRU · pith_short_8: DQCILJG5

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/DQCILJG5IKHWUHRUYII5Y2Q7AS \
  | 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: 1c0485a4dd428f6a1e34c211dc6a1f049415f5b559e502f6def1316f25322dd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8da3da58be6120c1101e81b65d842bf2750cccd3b686cf67fd2a0401ece2649b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-03T16:22:45Z",
    "title_canon_sha256": "1d0e191a4b3dd23fcf4187e9fb2d493ca70a1090e5ba77097ee5b4d3406349bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01264",
    "kind": "arxiv",
    "version": 1
  }
}