Pith Number

pith:HXIRSG4I

pith:2023:HXIRSG4IX43WE6LBYXFNJNEPFJ

not attested not anchored not stored refs pending

A deep radius valley revealed by Kepler short cadence observations

Cynthia S. K. Ho, Vincent Van Eylen

arxiv:2301.04062 v1 · 2023-01-10 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HXIRSG4IX43WE6LBYXFNJNEPFJ}

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	2026-07-05T05:32:09.879463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dd1191b88bf37627961c5cad4b48f2a41d29a5b353e525c78ebd96a47fbee8e

Aliases

arxiv: 2301.04062 · arxiv_version: 2301.04062v1 · doi: 10.48550/arxiv.2301.04062 · pith_short_12: HXIRSG4IX43W · pith_short_16: HXIRSG4IX43WE6LB · pith_short_8: HXIRSG4I

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/HXIRSG4IX43WE6LBYXFNJNEPFJ \
  | 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: 3dd1191b88bf37627961c5cad4b48f2a41d29a5b353e525c78ebd96a47fbee8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7925569890c45597430fe26a431b0310aa6f3b5bb173ad18cf349b9b0a172bf0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-01-10T16:29:16Z",
    "title_canon_sha256": "90919dc33f2e3bea6b5d8e0e648a663158b05322c067ae564a830f0af6a8f4bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.04062",
    "kind": "arxiv",
    "version": 1
  }
}