Pith Number

pith:3IVVUM2E

pith:2023:3IVVUM2EZWV6PNFD3FOFVMOXWI

not attested not anchored not stored refs pending

Did Kepler-444 have a long-lived convective core?

Amalie Stokholm, Jakob Lysgaard R{\o}rsted, Kuldeep Verma, Mark Lykke Winther, V\'ictor Aguirre B{\o}rsen-Koch

arxiv:2306.08430 v1 · 2023-06-14 · 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{3IVVUM2EZWV6PNFD3FOFVMOXWI}

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	2026-07-05T06:20:52.660546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da2b5a3344cdabe7b4a3d95c5ab1d7b200da4558a353ab4110e519ad71988a23

Aliases

arxiv: 2306.08430 · arxiv_version: 2306.08430v1 · doi: 10.48550/arxiv.2306.08430 · pith_short_12: 3IVVUM2EZWV6 · pith_short_16: 3IVVUM2EZWV6PNFD · pith_short_8: 3IVVUM2E

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/3IVVUM2EZWV6PNFD3FOFVMOXWI \
  | 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: da2b5a3344cdabe7b4a3d95c5ab1d7b200da4558a353ab4110e519ad71988a23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b36fb6630099183098778fe6022f86e419c15c1e151cf22cf521d616639802",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-06-14T10:57:05Z",
    "title_canon_sha256": "02c7baefeaaf1e21973a4ac4289df485f6a5d043b08a78f4d6f29b2cc888c407"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.08430",
    "kind": "arxiv",
    "version": 1
  }
}