Pith Number

pith:DTPRXTUF

pith:2018:DTPRXTUFK3IPXF52TQEKV7CCMM

not attested not anchored not stored refs pending

Evidence for an Optical Low-frequency Quasi-Periodic Oscillation in the Kepler Light Curve of an Active Galaxy

Krista Lynne Smith, Patricia T. Boyd, Richard F. Mushotzky, Robert V. Wagoner

arxiv:1805.12154 v1 · 2018-05-30 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DTPRXTUFK3IPXF52TQEKV7CCMM}

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	2026-05-18T00:12:16.727385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cdf1bce8556d0fb97ba9c08aafc426323c24a74b7c620aa8e0110f780c6dd0e

Aliases

arxiv: 1805.12154 · arxiv_version: 1805.12154v1 · doi: 10.48550/arxiv.1805.12154 · pith_short_12: DTPRXTUFK3IP · pith_short_16: DTPRXTUFK3IPXF52 · pith_short_8: DTPRXTUF

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/DTPRXTUFK3IPXF52TQEKV7CCMM \
  | 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: 1cdf1bce8556d0fb97ba9c08aafc426323c24a74b7c620aa8e0110f780c6dd0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3acbb877c53677d84e6e64d36ee0095506e48114702422ae1731e2d8cc8a75dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-30T18:01:04Z",
    "title_canon_sha256": "05f5410ef65978315128a7e63d71ddd6cef833765d9a5ddbe2e7e99b8cdd0ea9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12154",
    "kind": "arxiv",
    "version": 1
  }
}