Pith Number

pith:JIAC7KLE

pith:2026:JIAC7KLEG2QAANU6TV6GK6LIDF

not attested not anchored not stored refs pending

The Sun's chemical peculiarity: disentangling Galactic chemical evolution and planetary engulfment in solar twins

Amanda Karakas, Fan Liu, Ilya Mandel, Lachlan Passenger, Megan Bedell, Mia Babatsikos, Sharon Wang, Zimo Cheng

arxiv:2607.01699 v1 · 2026-07-02 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JIAC7KLEG2QAANU6TV6GK6LIDF}

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	2026-07-03T01:17:27.122218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a002fa96436a000369e9d7c657968196b9aac28321165d97e4023bf59a7495b

Aliases

arxiv: 2607.01699 · arxiv_version: 2607.01699v1 · doi: 10.48550/arxiv.2607.01699 · pith_short_12: JIAC7KLEG2QA · pith_short_16: JIAC7KLEG2QAANU6 · pith_short_8: JIAC7KLE

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/JIAC7KLEG2QAANU6TV6GK6LIDF \
  | 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: 4a002fa96436a000369e9d7c657968196b9aac28321165d97e4023bf59a7495b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1c87400cbded0081fbcc259bd40a026a3fac89593f86d3185dafa8a89b7ecf0",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-02T04:46:29Z",
    "title_canon_sha256": "1ad21f614ffef2c2ef00e3472d9532ab4e46358cc2a834d309d47396cc075083"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01699",
    "kind": "arxiv",
    "version": 1
  }
}