Pith Number

pith:QD6FLHEO

pith:2018:QD6FLHEOYWE6PIGMBKQXP4BXS2

not attested not anchored not stored refs pending

Quantitative spectral classification of Galactic O stars

CNRS, F. Martins (LUPM, Montpellier University)

arxiv:1805.08267 v1 · 2018-05-21 · 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{QD6FLHEOYWE6PIGMBKQXP4BXS2}

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

2 papers in Pith

Southern Massive Stars at High Angular Resolution (SMaSH+): Properties of hierarchical massive triples

MUSE Imaging Spectroscopy of the Fullerene Planetary Nebula Tc 1

Receipt and verification

First computed	2026-05-18T00:06:39.740118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80fc559c8ec589e7a0cc0aa177f0379695c12d9f37e2fe50a7c27180859a72cf

Aliases

arxiv: 1805.08267 · arxiv_version: 1805.08267v1 · doi: 10.48550/arxiv.1805.08267 · pith_short_12: QD6FLHEOYWE6 · pith_short_16: QD6FLHEOYWE6PIGM · pith_short_8: QD6FLHEO

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/QD6FLHEOYWE6PIGMBKQXP4BXS2 \
  | 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: 80fc559c8ec589e7a0cc0aa177f0379695c12d9f37e2fe50a7c27180859a72cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9440b9d26ec77c833292a5669241117280ee4e9fb6b2fc3d2ea3384f23da14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-21T19:34:35Z",
    "title_canon_sha256": "8115f4d2ea197e8abfef8da1492e085c2f57b6d172fa7704a8a1c712c0a86ce5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08267",
    "kind": "arxiv",
    "version": 1
  }
}