Pith Number

pith:XGD7GEAV

pith:2018:XGD7GEAVVN2AGJRFPOA3N5IA6P

not attested not anchored not stored refs pending

Shedding Light on the Isolation of Luminous Blue Variables

Erin Aadland, Kathryn F. Neugent, Maria R. Drout, Philip Massey

arxiv:1810.11169 v3 · 2018-10-26 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XGD7GEAVVN2AGJRFPOA3N5IA6P}

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	2026-05-17T23:57:02.534908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b987f31015ab740326257b81b6f500f3e250bbdd69d7536b32e7265570b3e8ef

Aliases

arxiv: 1810.11169 · arxiv_version: 1810.11169v3 · doi: 10.48550/arxiv.1810.11169 · pith_short_12: XGD7GEAVVN2A · pith_short_16: XGD7GEAVVN2AGJRF · pith_short_8: XGD7GEAV

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/XGD7GEAVVN2AGJRFPOA3N5IA6P \
  | 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: b987f31015ab740326257b81b6f500f3e250bbdd69d7536b32e7265570b3e8ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a6a5c27e538fdb3c8a43e432fc6553bdf121ea9d44888bfacc1040969fd437f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-26T03:12:58Z",
    "title_canon_sha256": "814c2823aa5e1234ee52c189a61163b42353f1bb9a11885ee414323d0105ff1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11169",
    "kind": "arxiv",
    "version": 3
  }
}