Pith Number

pith:KDRQSAIY

pith:2018:KDRQSAIYNI5H3LWPEZ5XYSEYN6

not attested not anchored not stored refs pending

Extended Main Sequence Turnoffs in Open Clusters as Seen by Gaia: I. NGC 2818 and the Role of Stellar Rotation

C. Charbonnel, C. Georgy, C. Usher, I. Cabrera-Ziri, M. de Juan Ovelar, N. Bastian, S. Ekstr\"om, S. Kamann

arxiv:1807.10779 v1 · 2018-07-27 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KDRQSAIYNI5H3LWPEZ5XYSEYN6}

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	2026-05-18T00:08:37.611384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e30901186a3a7daecf267b7c48986f932e518c11a2e7c63e569c91c9e419fd

Aliases

arxiv: 1807.10779 · arxiv_version: 1807.10779v1 · doi: 10.48550/arxiv.1807.10779 · pith_short_12: KDRQSAIYNI5H · pith_short_16: KDRQSAIYNI5H3LWP · pith_short_8: KDRQSAIY

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/KDRQSAIYNI5H3LWPEZ5XYSEYN6 \
  | 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: 50e30901186a3a7daecf267b7c48986f932e518c11a2e7c63e569c91c9e419fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c38c5cb80913982a0539c10227ef89dda7b3b59cc78213d73e7120b0519bb54",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-27T18:00:30Z",
    "title_canon_sha256": "ee5afec3ec80e11735fdcf1d076c294735985f64798f31ee55f82495a541825f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10779",
    "kind": "arxiv",
    "version": 1
  }
}