Pith Number

pith:3DHU6LVY

pith:2018:3DHU6LVY6QFBAEXUITE3NHZWW3

not attested not anchored not stored refs pending

The spectroscopic Hertzsprung-Russell diagram of hot massive stars in the SMC

Austrian Academy of Sciences), L. Fossati (Space Research Institute, M. S. Oey (University of Michigan), N. Castro (University of Michigan), N. Langer (Argelander-Institut f\"ur Astronomie, Universit\"at Bonn)

arxiv:1810.04682 v1 · 2018-10-10 · 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{3DHU6LVY6QFBAEXUITE3NHZWW3}

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.

Cited by

1 paper in Pith

Constraints on Binarity for the Extreme Oe Variable Star AzV 493

Receipt and verification

First computed	2026-05-17T23:59:49.149881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8cf4f2eb8f40a1012f444c9b69f36b6ce0a0d2852b76cf177c52d52c36cd8ed

Aliases

arxiv: 1810.04682 · arxiv_version: 1810.04682v1 · doi: 10.48550/arxiv.1810.04682 · pith_short_12: 3DHU6LVY6QFB · pith_short_16: 3DHU6LVY6QFBAEXU · pith_short_8: 3DHU6LVY

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/3DHU6LVY6QFBAEXUITE3NHZWW3 \
  | 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: d8cf4f2eb8f40a1012f444c9b69f36b6ce0a0d2852b76cf177c52d52c36cd8ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edc1992ca78f61af71113bd73325a387e31101f6a4c87988f3a90feeba31d9bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-10T18:00:07Z",
    "title_canon_sha256": "dbd62bdd5a4d0dc1e54f316172b53b1ce57a29f9ceb06f24ea5a6009ccda15f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04682",
    "kind": "arxiv",
    "version": 1
  }
}