Pith Number

pith:4THTFOON

pith:2019:4THTFOONH535KA5BB65YX7PRPM

not attested not anchored not stored refs pending

Abundance to age ratios in the HARPS-GTO sample with Gaia DR2: Chemical clocks for a range of [Fe/H]

A. C. S. Ferreira, A. Moya, E. Delgado Mena, G. Israelian, G. R. Davies, J. I. Gonz\'alez Hern\'andez, M. Tsantaki, N. C. Santos, S. G. Sousa, V. Adibekyan, W. J. Chaplin

arxiv:1902.02127 v2 · 2019-02-06 · 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{4THTFOONH535KA5BB65YX7PRPM}

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.

Cited by

1 paper in Pith

The Origin of Elements Across Cosmic Time: Astro2020 Science White Paper

Receipt and verification

First computed	2026-05-17T23:48:23.442882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4cf32b9cd3f77d503a10fbb8bfdf17b37b9f2af053c9e3ae6ffa105b866af6e

Aliases

arxiv: 1902.02127 · arxiv_version: 1902.02127v2 · doi: 10.48550/arxiv.1902.02127 · pith_short_12: 4THTFOONH535 · pith_short_16: 4THTFOONH535KA5B · pith_short_8: 4THTFOON

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/4THTFOONH535KA5BB65YX7PRPM \
  | 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: e4cf32b9cd3f77d503a10fbb8bfdf17b37b9f2af053c9e3ae6ffa105b866af6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94d7f9fa0ba46b466eacb270e31546f771f52a555d162504973d067d458d0a05",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-06T11:54:12Z",
    "title_canon_sha256": "af31308b4f28ea3cb4ba32cb26c1c609390c678ed17645db5ad555b163daefb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02127",
    "kind": "arxiv",
    "version": 2
  }
}