Pith Number

pith:WD7MEDPY

pith:2023:WD7MEDPYPV5RTSI2TMUFFO7YIT

not attested not anchored not stored refs pending

Age of FGK Dwarfs Observed with LAMOST and GALAH: Considering the Oxygen Enhancement

Ferguson J. W., Jianzhao Zhou, Jinghua Zhang, Lifei Ye, Liu Long, Sarah A. Bird, Shaolan Bi, Tanda Li, Tiancheng Sun, Xianfei Zhang, Xunzhou Chen, Yaguang Li, Yaqian Wu, Zhishuai Ge

arxiv:2307.04086 v1 · 2023-07-09 · 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{WD7MEDPYPV5RTSI2TMUFFO7YIT}

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	2026-07-05T06:29:08.047680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0fec20df87d7b19c91a9b2852bbf844f3a902d684e80b27d62e96a0e2a53bc2

Aliases

arxiv: 2307.04086 · arxiv_version: 2307.04086v1 · doi: 10.48550/arxiv.2307.04086 · pith_short_12: WD7MEDPYPV5R · pith_short_16: WD7MEDPYPV5RTSI2 · pith_short_8: WD7MEDPY

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/WD7MEDPYPV5RTSI2TMUFFO7YIT \
  | 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: b0fec20df87d7b19c91a9b2852bbf844f3a902d684e80b27d62e96a0e2a53bc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d866745ba314861e8a78a915407b98ad48e791ec58b4d063afed04e761e31251",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-07-09T02:42:21Z",
    "title_canon_sha256": "7b274bc09b840b3b7b77b13068a85e913deb69c30c3af39f584bfbd430f027cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04086",
    "kind": "arxiv",
    "version": 1
  }
}