Pith Number

pith:MZU2EX6N

pith:2026:MZU2EX6NJ67DUJ5IK6LZDBWE5K

not attested not anchored not stored refs pending

A Pilot Study to Verify the RR Lyrae Candidates with Vera C. Rubin Observatory Early Alerts

Anupam Bhardwaj, Chow-Choong Ngeow, Oleksandra Razim, Sarang Shah, Steven Gough-Kelly

arxiv:2606.18572 v1 · 2026-06-17 · 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{MZU2EX6NJ67DUJ5IK6LZDBWE5K}

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	2026-06-19T16:11:41.223734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6669a25fcd4fbe3a27a857979186c4ea88f773f069e1dfc95c99b48c6fc51f76

Aliases

arxiv: 2606.18572 · arxiv_version: 2606.18572v1 · doi: 10.48550/arxiv.2606.18572 · pith_short_12: MZU2EX6NJ67D · pith_short_16: MZU2EX6NJ67DUJ5I · pith_short_8: MZU2EX6N

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/MZU2EX6NJ67DUJ5IK6LZDBWE5K \
  | 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: 6669a25fcd4fbe3a27a857979186c4ea88f773f069e1dfc95c99b48c6fc51f76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "253549a032d60ee37e0cd1a8d3cbfaabe5c8caff340eeadc597c323f3dfb56d5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-17T00:44:42Z",
    "title_canon_sha256": "80748e8f05ea2bb242f27c1ba870e73531627f55267fd9dd194b8a2e88b1f982"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18572",
    "kind": "arxiv",
    "version": 1
  }
}