Pith Number

pith:CTT6CTQK

pith:2020:CTT6CTQK43J5E4N5CG5AGEAEOE

not attested not anchored not stored refs pending

Humps and bumps: The effects of shocks on the optical light curves of fundamental-mode RR Lyrae stars

A. Kunder, E. K. Grebel, I. D\'ek\'any, M. Catelan, R. Smolec, Z. Prudil

arxiv:2001.08272 v1 · 2020-01-22 · 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{CTT6CTQK43J5E4N5CG5AGEAEOE}

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	2026-07-05T00:46:57.777515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14e7e14e0ae6d3d271bd11ba031004712481da41d0fab784e4d622b7bc6af8e1

Aliases

arxiv: 2001.08272 · arxiv_version: 2001.08272v1 · doi: 10.48550/arxiv.2001.08272 · pith_short_12: CTT6CTQK43J5 · pith_short_16: CTT6CTQK43J5E4N5 · pith_short_8: CTT6CTQK

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/CTT6CTQK43J5E4N5CG5AGEAEOE \
  | 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: 14e7e14e0ae6d3d271bd11ba031004712481da41d0fab784e4d622b7bc6af8e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8353b170d90755c1b0557aa3d2d455b861764e070f6f7eff47a8212e69bc456",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-01-22T20:42:54Z",
    "title_canon_sha256": "53e6bcb289e236877815641441d7d4f076fee3f8f03aa8968340e6f182b0925d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.08272",
    "kind": "arxiv",
    "version": 1
  }
}