Pith Number

pith:E643YVRX

pith:2018:E643YVRXC7SLH7FPAIUPLHZZZ6

not attested not anchored not stored refs pending

A-type stars in the Canada-France Imaging Survey I. The stellar halo of the Milky Way traced to large radius by blue horizontal branch stars

Alan W. McConnachie, Annie C. Robin, Benoit Famaey, Douglas Scott, Else Starkenburg, Guillaume F. Thomas, Julio Navarro, Khyati Malhan, Nicholas Fantin, Nicolas Martin, Patrick C\^ot\'e, Raymond Carlberg, Rodrigo A. Ibata, Scott Chapman, S\'ebastien Fabbro, Stephen Gwyn, Vincent H\'enault-Brunet

arxiv:1809.08245 v1 · 2018-09-21 · 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{E643YVRXC7SLH7FPAIUPLHZZZ6}

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	2026-05-18T00:04:19.927310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27b9bc563717e4b3fcaf0228f59f39cfa4364c0031cd897cd28ee7894b968379

Aliases

arxiv: 1809.08245 · arxiv_version: 1809.08245v1 · doi: 10.48550/arxiv.1809.08245 · pith_short_12: E643YVRXC7SL · pith_short_16: E643YVRXC7SLH7FP · pith_short_8: E643YVRX

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/E643YVRXC7SLH7FPAIUPLHZZZ6 \
  | 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: 27b9bc563717e4b3fcaf0228f59f39cfa4364c0031cd897cd28ee7894b968379

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b5e75806e97201a428a2b52bdb1674640a4c6c28455c6091417ff67f9a8224a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-21T18:00:03Z",
    "title_canon_sha256": "4648fd0b3c3f98fa9f02eeca72f89c8bb89c8c3f0927e930ae991f7aad955d10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08245",
    "kind": "arxiv",
    "version": 1
  }
}