Pith Number

pith:6GEJQ4DJ

pith:2018:6GEJQ4DJ5UPRM3P3TPA6YO7XD2

not attested not anchored not stored refs pending

SPECIES I: Spectroscopic Parameters and atmosphEric ChemIstriEs of Stars

J. S. Jenkins, M. G. Soto

arxiv:1801.09698 v1 · 2018-01-29 · 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{6GEJQ4DJ5UPRM3P3TPA6YO7XD2}

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	2026-05-18T00:10:31.950571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f188987069ed1f166dfb9bc1ec3bf71eb7f0038402c647d3197a3a3eb77ac725

Aliases

arxiv: 1801.09698 · arxiv_version: 1801.09698v1 · doi: 10.48550/arxiv.1801.09698 · pith_short_12: 6GEJQ4DJ5UPR · pith_short_16: 6GEJQ4DJ5UPRM3P3 · pith_short_8: 6GEJQ4DJ

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/6GEJQ4DJ5UPRM3P3TPA6YO7XD2 \
  | 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: f188987069ed1f166dfb9bc1ec3bf71eb7f0038402c647d3197a3a3eb77ac725

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f4dfae83d20ced9ad2a6953933f68ab08630fddf89a690a4083eb8e748d27e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-29T19:00:13Z",
    "title_canon_sha256": "990bcd5754c3884735c3edfb353a073ae08ec7821d93eda517b8a1a59cab47fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09698",
    "kind": "arxiv",
    "version": 1
  }
}