Pith Number

pith:JEV6CL2M

pith:2018:JEV6CL2MNKPCAW5N64RBLORHW3

not attested not anchored not stored refs pending

Using non-solar-scaled opacities to derive stellar parameters. Toward high-precision parameters and abundances

A. Collado, C. Saffe, E. Jofre, F. M. Lopez, M. Flores, M. Jaque Arancibia, P. Miquelarena, R. Petrucci

arxiv:1809.09250 v1 · 2018-09-24 · 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{JEV6CL2MNKPCAW5N64RBLORHW3}

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	2026-05-17T23:59:04.951429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

492be12f4c6a9e205badf72215ba27b6f510f99014fabcb28dc98b27d11a4acd

Aliases

arxiv: 1809.09250 · arxiv_version: 1809.09250v1 · doi: 10.48550/arxiv.1809.09250 · pith_short_12: JEV6CL2MNKPC · pith_short_16: JEV6CL2MNKPCAW5N · pith_short_8: JEV6CL2M

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/JEV6CL2MNKPCAW5N64RBLORHW3 \
  | 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: 492be12f4c6a9e205badf72215ba27b6f510f99014fabcb28dc98b27d11a4acd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2464e5a95b8f0ed0941e761d5442cc852e2b53bf25be479c581f73d20d33f084",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-24T22:51:11Z",
    "title_canon_sha256": "96b847e16fce7dbc2bd116eb22ace194cdb1274475d2761b1280da76ae7ae3b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09250",
    "kind": "arxiv",
    "version": 1
  }
}