Pith Number

pith:KQOUQC2N

pith:2026:KQOUQC2NNMETSOFRPPHFMTWXEP

not attested not anchored not stored refs pending

The non-LTE abundances of magnesium and yttrium and asteroseismic ages for the chemical clock calibration

A. Drazdauskas, A. Sharma, B. Bale, B. \'Curjuri\'c, C. Viscasillas V\'azquez, E. Pak\v{s}tien\.e, E. Stonkut\.e, G. Tautvai\v{s}ien\.e, K. Diktanait\.e, M. Ambrosch, R. Minkevi\v{c}i\=ut\.e, V. Bagdonas, \v{S}. Mikolaitis, Y. Chorniy

arxiv:2607.15017 v1 · 2026-07-16 · 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{KQOUQC2NNMETSOFRPPHFMTWXEP}

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	2026-07-17T01:22:04.181308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

541d480b4d6b093938b17bce564ed723c122b410b2f19673474f609cb10fab79

Aliases

arxiv: 2607.15017 · arxiv_version: 2607.15017v1 · doi: 10.48550/arxiv.2607.15017 · pith_short_12: KQOUQC2NNMET · pith_short_16: KQOUQC2NNMETSOFR · pith_short_8: KQOUQC2N

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/KQOUQC2NNMETSOFRPPHFMTWXEP \
  | 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: 541d480b4d6b093938b17bce564ed723c122b410b2f19673474f609cb10fab79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c56e534e795d66814cf0c86d91121988e3362eb81b8b7dc788c697a306e96b6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-16T14:04:46Z",
    "title_canon_sha256": "f4bfc82ec6b73ca93cd5911787ba20d6996ef77446df538499c30e58d9266467"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.15017",
    "kind": "arxiv",
    "version": 1
  }
}