Pith Number

pith:U4I5I2SS

pith:2016:U4I5I2SS6OQ7FJAVF6WRPICBL6

not attested not anchored not stored refs pending

Photospheric carbon and oxygen abundances of F-G type stars in the Pleiades cluster

Osamu Hashimoto, Satoshi Honda, Yoichi Takeda

arxiv:1610.05439 v2 · 2016-10-18 · 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{U4I5I2SS6OQ7FJAVF6WRPICBL6}

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	2026-05-18T01:01:51.221518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a711d46a52f3a1f2a4152fad17a0415f8754c432c4c05610d3b73ce72a30dc46

Aliases

arxiv: 1610.05439 · arxiv_version: 1610.05439v2 · doi: 10.48550/arxiv.1610.05439 · pith_short_12: U4I5I2SS6OQ7 · pith_short_16: U4I5I2SS6OQ7FJAV · pith_short_8: U4I5I2SS

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/U4I5I2SS6OQ7FJAVF6WRPICBL6 \
  | 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: a711d46a52f3a1f2a4152fad17a0415f8754c432c4c05610d3b73ce72a30dc46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bdeff8a45d62dc0900193ecd63ce22ba563e80b3c1b4459e1d56113b4b91230",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-10-18T05:22:32Z",
    "title_canon_sha256": "0b9c21c399751f359964875fea5518a6e6945191e5ad69777fb178513c29ba1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.05439",
    "kind": "arxiv",
    "version": 2
  }
}