Pith Number

pith:U7CKJITJ

pith:2018:U7CKJITJBCBPJIUSF6OLNTMKG2

not attested not anchored not stored refs pending

A BRITE view on the massive O-type supergiant V973 Scorpii: Hints towards internal gravity waves or subsurface convection zones

Adam Popowicz, Andrzej Pigulski, Anthony F. J. Moffat, Gerald Handler, Gregg A. Wade, Konstanze Zwintz, Rainer Kuschnig, Rathish Ratnasingam, Tahina Ramiaramanantsoa, Tamara M. Rogers, Tomer Shenar, Werner W. Weiss

arxiv:1807.04660 v1 · 2018-07-12 · 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{U7CKJITJBCBPJIUSF6OLNTMKG2}

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	2026-05-18T00:09:23.975079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7c4a4a2690882f4a2922f9cb6cd8a36a39bd4d1b7cfb1a695a78465ee0e1d5b

Aliases

arxiv: 1807.04660 · arxiv_version: 1807.04660v1 · doi: 10.48550/arxiv.1807.04660 · pith_short_12: U7CKJITJBCBP · pith_short_16: U7CKJITJBCBPJIUS · pith_short_8: U7CKJITJ

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/U7CKJITJBCBPJIUSF6OLNTMKG2 \
  | 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: a7c4a4a2690882f4a2922f9cb6cd8a36a39bd4d1b7cfb1a695a78465ee0e1d5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e59447827c6bcdf0dff785a51a3b7b21e23fcf01e420247a5869e1784ff5c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-12T15:00:14Z",
    "title_canon_sha256": "0a42bb8403d6748ddef5d4b4e94d73e1ceb557eaac2e7823926c7ef95a6c3708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04660",
    "kind": "arxiv",
    "version": 1
  }
}