Pith Number

pith:SL6FTJAY

pith:2007:SL6FTJAYYKD6AXMVDTFSTJCKNO

not attested not anchored not stored refs pending

Late stages of the evolution of A-type stars on the main sequence: comparison between observed chemical abundances and diffusion models for 8 Am stars of the Praesepe cluster

G. Wade, J. Landstreet, L. Fossati, O. Kochukhov, R. Monier, S. A. Khan, S. Bagnulo, W. Weiss

arxiv:0710.0579 v1 · 2007-10-02 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SL6FTJAYYKD6AXMVDTFSTJCKNO}

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	2026-07-04T17:05:58.337686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92fc59a418c287e05d951ccb29a44a6baf84bc154881d5328f28c81bdfdd8784

Aliases

arxiv: 0710.0579 · arxiv_version: 0710.0579v1 · doi: 10.48550/arxiv.0710.0579 · pith_short_12: SL6FTJAYYKD6 · pith_short_16: SL6FTJAYYKD6AXMV · pith_short_8: SL6FTJAY

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/SL6FTJAYYKD6AXMVDTFSTJCKNO \
  | 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: 92fc59a418c287e05d951ccb29a44a6baf84bc154881d5328f28c81bdfdd8784

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29ed23aab420d9b5db4b0f1fdb2e1c2c5cdba8879ae4d10454a93bd8fa693293",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-10-02T16:44:06Z",
    "title_canon_sha256": "33651db294804dfe4b707cc0839c41e6d4e984a61f92c22d8df5e022698dc12f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.0579",
    "kind": "arxiv",
    "version": 1
  }
}