Pith Number

pith:ZMQ4VENW

pith:2016:ZMQ4VENWZCWK4HSMBCZNE6LL6I

not attested not anchored not stored refs pending

Correlation between lithium abundances and ages of solar twin stars

Jorge Melendez, Marilia Carlos, Poul E. Nissen

arxiv:1601.05054 v2 · 2016-01-19 · 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{ZMQ4VENWZCWK4HSMBCZNE6LL6I}

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	2026-05-18T01:20:08.225667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb21ca91b6c8acae1e4c08b2d2796bf21f8c8353ef92724ea87be608d1725a29

Aliases

arxiv: 1601.05054 · arxiv_version: 1601.05054v2 · doi: 10.48550/arxiv.1601.05054 · pith_short_12: ZMQ4VENWZCWK · pith_short_16: ZMQ4VENWZCWK4HSM · pith_short_8: ZMQ4VENW

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/ZMQ4VENWZCWK4HSMBCZNE6LL6I \
  | 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: cb21ca91b6c8acae1e4c08b2d2796bf21f8c8353ef92724ea87be608d1725a29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a759615d38eee7add73723523a35f31b442db90ec8415e08ef6ae34313ade68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-01-19T19:58:26Z",
    "title_canon_sha256": "b519a2aadbc51a06ad889d5185dd1d9837ed55192b19d55486965f2998428b3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05054",
    "kind": "arxiv",
    "version": 2
  }
}