Pith Number

pith:E4JB2YWG

pith:2018:E4JB2YWG5FILCUVYTN7AA5ECAX

not attested not anchored not stored refs pending

The rotational shear layer inside the early red-giant star KIC 4448777

B. Lustosa De Moura, E. Corsaro, M. P. Di Mauro, R. Ventura

arxiv:1805.09021 v1 · 2018-05-23 · 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{E4JB2YWG5FILCUVYTN7AA5ECAX}

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	2026-05-18T00:09:13.849787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27121d62c6e950b152b89b7e00748205f44056919696b4b7152a57dec94f06a9

Aliases

arxiv: 1805.09021 · arxiv_version: 1805.09021v1 · doi: 10.48550/arxiv.1805.09021 · pith_short_12: E4JB2YWG5FIL · pith_short_16: E4JB2YWG5FILCUVY · pith_short_8: E4JB2YWG

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/E4JB2YWG5FILCUVYTN7AA5ECAX \
  | 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: 27121d62c6e950b152b89b7e00748205f44056919696b4b7152a57dec94f06a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b5cb8949a269bd0417ec54b24173bba91a5244915b968c81867d479919f0059",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-23T09:20:54Z",
    "title_canon_sha256": "42d923f7b56923214a8e04d25de7aeb7ff15f9a7e8789bbeb1bc6f2122c04e76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09021",
    "kind": "arxiv",
    "version": 1
  }
}