Pith Number

pith:GEWEQ4DZ

pith:2026:GEWEQ4DZHVE45WZB5KBHWCEJ46

not attested not anchored not stored refs pending

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

A. de Koter, A. J. Frost, A.-S. Libert, E. Bordier, F. Tramper, H. Sana, J.-B. Le Bouquin, J. Vrancken, L. Mahy, S. Lacour, S. Toonen, W.-J. de Wit

arxiv:2606.28159 v1 · 2026-06-26 · 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{GEWEQ4DZHVE45WZB5KBHWCEJ46}

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	2026-06-29T01:15:07.776811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

312c4870793d49cedb21ea827b0889e7b94b69345fac2da04d0dfb3ac4992098

Aliases

arxiv: 2606.28159 · arxiv_version: 2606.28159v1 · doi: 10.48550/arxiv.2606.28159 · pith_short_12: GEWEQ4DZHVE4 · pith_short_16: GEWEQ4DZHVE45WZB · pith_short_8: GEWEQ4DZ

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/GEWEQ4DZHVE45WZB5KBHWCEJ46 \
  | 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: 312c4870793d49cedb21ea827b0889e7b94b69345fac2da04d0dfb3ac4992098

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa03d54d53c72f8be2ef3ecad6f8bc8cf05b1265c50beed79824983ffbc4f9c2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-26T14:55:39Z",
    "title_canon_sha256": "2285955d85bd5e69021424c7583e618574cb383b6277b331842f2e35a3b51498"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28159",
    "kind": "arxiv",
    "version": 1
  }
}