Pith Number

pith:SWLTOQB2

pith:2018:SWLTOQB2LVQWPGHA65WO7VMEUV

not attested not anchored not stored refs pending

Angular Sizes and Effective Temperatures of O-type Stars from Optical Interferometry with the CHARA Array

Daniel Huber, D. John Hillier, Douglas R. Gies, Gail H. Schaefer, Kathryn D. Gordon, Michael Ireland

arxiv:1812.05511 v1 · 2018-12-13 · 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{SWLTOQB2LVQWPGHA65WO7VMEUV}

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	2026-05-17T23:58:01.232135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

959737403a5d616798e0f76cefd584a54af16b77086f5afd28d640f0787614a8

Aliases

arxiv: 1812.05511 · arxiv_version: 1812.05511v1 · doi: 10.48550/arxiv.1812.05511 · pith_short_12: SWLTOQB2LVQW · pith_short_16: SWLTOQB2LVQWPGHA · pith_short_8: SWLTOQB2

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/SWLTOQB2LVQWPGHA65WO7VMEUV \
  | 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: 959737403a5d616798e0f76cefd584a54af16b77086f5afd28d640f0787614a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d3a8f6c7fb6a765c9ab9ea6caa4f6ec8c850c19287291b1d8dedec71a2801bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-13T16:36:44Z",
    "title_canon_sha256": "56bd3531aa4460e192846701d56a0cefdd35e59e8d9d99d160024e0504e44284"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05511",
    "kind": "arxiv",
    "version": 1
  }
}