Pith Number

pith:YD5V2YQA

pith:2019:YD5V2YQAS43MVPOJC7WJWDEL4W

not attested not anchored not stored refs pending

Ground-based photometric survey to search for the pulsational variability in Bp, Ap, and Am stars

Bruno Letarte, Daniel Nhlapo, N.K. Chakradhari, Santosh Joshi, S.K. Tiwari

arxiv:1911.01665 v1 · 2019-11-05 · 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{YD5V2YQAS43MVPOJC7WJWDEL4W}

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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	2026-07-05T00:17:20.549762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0fb5d62009736cabdc917ec9b0c8be58da36d78fa1445f56b6e892e9cbbdd73

Aliases

arxiv: 1911.01665 · arxiv_version: 1911.01665v1 · doi: 10.48550/arxiv.1911.01665 · pith_short_12: YD5V2YQAS43M · pith_short_16: YD5V2YQAS43MVPOJ · pith_short_8: YD5V2YQA

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/YD5V2YQAS43MVPOJC7WJWDEL4W \
  | 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: c0fb5d62009736cabdc917ec9b0c8be58da36d78fa1445f56b6e892e9cbbdd73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "921a0ae4c4d55c6ad665fdbe7b32af66c38af231a76553a32bf69a8957f1e101",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-11-05T08:45:22Z",
    "title_canon_sha256": "d7ee741da93b6eea00eed0d417d9c8b2824d4b125287dc5a47047d303169f0d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.01665",
    "kind": "arxiv",
    "version": 1
  }
}