Pith Number

pith:OP6L5ZJT

pith:2018:OP6L5ZJT4VZX6GZQJTOQ7MMBWQ

not attested not anchored not stored refs pending

The dependence of convective core overshooting on stellar mass: Additional binary systems and improved calibration

(2) Harvard-Smithsonian CfA, Antonio Claret (1), Guillermo Torres (2) ((1) IAA, Spain, USA)

arxiv:1804.03148 v1 · 2018-04-09 · 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{OP6L5ZJT4VZX6GZQJTOQ7MMBWQ}

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	2026-05-18T00:13:26.429901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73fcbee533e5737f1b304cdd0fb181b404781a6b310daf7e430a08b50d85458b

Aliases

arxiv: 1804.03148 · arxiv_version: 1804.03148v1 · doi: 10.48550/arxiv.1804.03148 · pith_short_12: OP6L5ZJT4VZX · pith_short_16: OP6L5ZJT4VZX6GZQ · pith_short_8: OP6L5ZJT

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/OP6L5ZJT4VZX6GZQJTOQ7MMBWQ \
  | 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: 73fcbee533e5737f1b304cdd0fb181b404781a6b310daf7e430a08b50d85458b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04fda581a547da716e0ada856d1f2e750029e0cce4ca578b0f1ed1abf6e19c80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-09T18:00:01Z",
    "title_canon_sha256": "9ef3be35ac0f8c6b20eb9664aaed95ace1af004ff2262d6f3a952ed85af05acb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03148",
    "kind": "arxiv",
    "version": 1
  }
}