Pith Number

pith:SONCQD4U

pith:2017:SONCQD4UIRA7DJPQNIABH4QJ3R

not attested not anchored not stored refs pending

NGC 1866: First Spectroscopic Detection of Fast Rotating Stars in a Young LMC Cluster

(2) Australian National University, (3) Leiden Observatory, (4) Observatories of the Carnegie Institution for Science, (5) University of Michigan, (6) University of Arizona), A. Dotter (1), A. F. Marino (2), A. K. Dupree (1), A. P. Milone (2), C. I. Johnson (1), E. W. Olszewski (6) ((1) Harvard-Smithsonian Center for Astrophysics, J. D. Crane (4), J. I. Bailey III (3), M. Mateo (5)

arxiv:1708.03386 v1 · 2017-08-10 · 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{SONCQD4UIRA7DJPQNIABH4QJ3R}

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	2026-05-18T00:36:27.821148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

939a280f944441f1a5f06a0013f209dc5e9a6e209d91ce176839ac5ace91adc8

Aliases

arxiv: 1708.03386 · arxiv_version: 1708.03386v1 · doi: 10.48550/arxiv.1708.03386 · pith_short_12: SONCQD4UIRA7 · pith_short_16: SONCQD4UIRA7DJPQ · pith_short_8: SONCQD4U

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/SONCQD4UIRA7DJPQNIABH4QJ3R \
  | 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: 939a280f944441f1a5f06a0013f209dc5e9a6e209d91ce176839ac5ace91adc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8526c01cf4ebf80bd197ace0ee6a36d4b96cf131d504ce92022a57b395870d6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-10T21:09:01Z",
    "title_canon_sha256": "eeebfbd2654678e6f00e70cae2244fd0c357620d68208e28598ee8fbf91b0b43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03386",
    "kind": "arxiv",
    "version": 1
  }
}