Pith Number

pith:XEQKJDR6

pith:2019:XEQKJDR6QCZX6UYZWGFJ4UGZSY

not attested not anchored not stored refs pending

Statistical analysis of roAp, He-weak and He-rich stars

A. A. Hakobyan, G. Alecian, S. Ghazaryan

arxiv:1906.06984 v1 · 2019-06-17 · 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{XEQKJDR6QCZX6UYZWGFJ4UGZSY}

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	2026-05-17T23:42:18.456305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b920a48e3e80b37f5319b18a9e50d9963442afdfe02f71aa214142125b01c820

Aliases

arxiv: 1906.06984 · arxiv_version: 1906.06984v1 · doi: 10.48550/arxiv.1906.06984 · pith_short_12: XEQKJDR6QCZX · pith_short_16: XEQKJDR6QCZX6UYZ · pith_short_8: XEQKJDR6

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/XEQKJDR6QCZX6UYZWGFJ4UGZSY \
  | 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: b920a48e3e80b37f5319b18a9e50d9963442afdfe02f71aa214142125b01c820

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d3280c52865d5997eb9f1c7318ba705b2d90e25e492d1275237e978213c8ac9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-17T12:21:22Z",
    "title_canon_sha256": "ac8826daddd8025229b442bbe1e96b8b9c18d59e2bf069c0cf3bfc03faf7408b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06984",
    "kind": "arxiv",
    "version": 1
  }
}