Pith Number

pith:YH4Y6VDS

pith:2016:YH4Y6VDSMOBHYQPBPKB7MBW5SQ

not attested not anchored not stored refs pending

An accurate and self-consistent chemical abundance catalogue for the APOGEE/Kepler sample

Gerry Gilmore, Keith Hawkins, Paula Jofre, Saskia Hekker, Thomas Masseron, Yvonne Elsworth

arxiv:1604.08800 v2 · 2016-04-29 · astro-ph.GA · 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{YH4Y6VDSMOBHYQPBPKB7MBW5SQ}

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	2026-05-18T01:02:44.358181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1f98f547263827c41e17a83f606dd943826da4d7de2de9b0bedd20f36a1c385

Aliases

arxiv: 1604.08800 · arxiv_version: 1604.08800v2 · doi: 10.48550/arxiv.1604.08800 · pith_short_12: YH4Y6VDSMOBH · pith_short_16: YH4Y6VDSMOBHYQPB · pith_short_8: YH4Y6VDS

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/YH4Y6VDSMOBHYQPBPKB7MBW5SQ \
  | 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: c1f98f547263827c41e17a83f606dd943826da4d7de2de9b0bedd20f36a1c385

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aecfa6a70b18328c0d0b2d5f9ef704593900a7e0f3369c3f051306cae3c611d1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-29T12:40:20Z",
    "title_canon_sha256": "40ba03ba37b3fe46b229f7c711c04e296391c4fba813a2206c603d223875fe8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08800",
    "kind": "arxiv",
    "version": 2
  }
}