Pith Number

pith:GQTFAGHU

pith:2016:GQTFAGHU5Q5J5P4T2QFVGKSGTX

not attested not anchored not stored refs pending

Physical characterization of Galactic O-type stars targeted by the IACOB and OWN surveys

G. Holgado, R. H. Barb\'a, S. Sim\'on-D\'iaz

arxiv:1611.02634 v1 · 2016-11-08 · 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{GQTFAGHU5Q5J5P4T2QFVGKSGTX}

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	2026-05-18T00:59:51.407483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34265018f4ec3a9ebf93d40b532a469dfb2f287e08611c9bf094c1195b32dd2b

Aliases

arxiv: 1611.02634 · arxiv_version: 1611.02634v1 · doi: 10.48550/arxiv.1611.02634 · pith_short_12: GQTFAGHU5Q5J · pith_short_16: GQTFAGHU5Q5J5P4T · pith_short_8: GQTFAGHU

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/GQTFAGHU5Q5J5P4T2QFVGKSGTX \
  | 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: 34265018f4ec3a9ebf93d40b532a469dfb2f287e08611c9bf094c1195b32dd2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f9c3579215590cb27a30edacd1da892da8a6e84d617678b5267c96a0d2e27f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-11-08T17:53:46Z",
    "title_canon_sha256": "b56c872d2dc831e6ffe3a9b70e8b1202958da277d902e629252cf654fc2fe26d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02634",
    "kind": "arxiv",
    "version": 1
  }
}