Pith Number

pith:T4ONQ5FX

pith:2015:T4ONQ5FXYESISXGSCUNIEAHK2E

not attested not anchored not stored refs pending

New RR Lyrae variables in binary systems

1), 2), (2) MAS, (3) Konkoly, (4) Caltech, (5) IAP, A. J. Drake (4), Chile, France), G. Hajdu (1, Hungary, I. D\'ek\'any (2, J.-B. Marquette (5) ((1) PUC, J. Jurcsik (3), M. Catelan (1, USA

arxiv:1502.01318 v1 · 2015-02-04 · astro-ph.SR · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T4ONQ5FXYESISXGSCUNIEAHK2E}

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	2026-05-18T01:41:04.811714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f1cd874b7c124895cd2151a8200ead1341d4f9495f0da39b209236a7ddf092e

Aliases

arxiv: 1502.01318 · arxiv_version: 1502.01318v1 · doi: 10.48550/arxiv.1502.01318 · pith_short_12: T4ONQ5FXYESI · pith_short_16: T4ONQ5FXYESISXGS · pith_short_8: T4ONQ5FX

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/T4ONQ5FXYESISXGSCUNIEAHK2E \
  | 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: 9f1cd874b7c124895cd2151a8200ead1341d4f9495f0da39b209236a7ddf092e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0d657f5f14eadbbac2118746f5bd9d3347c9361917d511a5f3473c4cef75296",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-02-04T20:21:01Z",
    "title_canon_sha256": "19e5bff35af892f111e45b2f8c435a3fe68b871b8e53ba279d88adea0800c3b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01318",
    "kind": "arxiv",
    "version": 1
  }
}