Pith Number

pith:KJM3DP27

pith:2022:KJM3DP27D5YOPHPONKLDYMXBML

not attested not anchored not stored refs pending

Core overshoot constrained by the absence of a solar convective core and some solar-like stars

J{\o}rgen Christensen-Dalsgaard, Qian-Sheng Zhang, Yan Li

arxiv:2203.08686 v1 · 2022-03-16 · 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{KJM3DP27D5YOPHPONKLDYMXBML}

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	2026-07-05T04:09:51.881818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5259b1bf5f1f70e79dee6a963c32e162e59b8f7b4d603be6bf0f02b20712bc37

Aliases

arxiv: 2203.08686 · arxiv_version: 2203.08686v1 · doi: 10.48550/arxiv.2203.08686 · pith_short_12: KJM3DP27D5YO · pith_short_16: KJM3DP27D5YOPHPO · pith_short_8: KJM3DP27

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/KJM3DP27D5YOPHPONKLDYMXBML \
  | 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: 5259b1bf5f1f70e79dee6a963c32e162e59b8f7b4d603be6bf0f02b20712bc37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1b6dac117ab76146b964e561afadf9b274af4285e8fcde8daf3ac7ad7a91057",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-03-16T15:17:13Z",
    "title_canon_sha256": "0140472f126e9c383e68d4786a61b160afdcbc9f7e1aa8f671618835304180f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.08686",
    "kind": "arxiv",
    "version": 1
  }
}