Pith Number

pith:Y23SQLTA

pith:2011:Y23SQLTAZOHMBNHPSJSNGLNQI4

not attested not anchored not stored refs pending

Chemical spots in the absence of magnetic field in the binary HgMn star 66 Eridani

C. M. Johns-Krull, C. U. Keller, F. Snik, H. C. Stempels, J. A. Valenti, M. Rodenhuis, N. Piskunov, O. Kochukhov, S. V. Jeffers, V. Makaganiuk

arxiv:1102.4661 v1 · 2011-02-23 · 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{Y23SQLTAZOHMBNHPSJSNGLNQI4}

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	2026-05-18T02:03:06.166631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6b7282e60cb8ec0b4ef9264d32db0471f93621508c4b8faa219ccadfd26ac96

Aliases

arxiv: 1102.4661 · arxiv_version: 1102.4661v1 · doi: 10.48550/arxiv.1102.4661 · pith_short_12: Y23SQLTAZOHM · pith_short_16: Y23SQLTAZOHMBNHP · pith_short_8: Y23SQLTA

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/Y23SQLTAZOHMBNHPSJSNGLNQI4 \
  | 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: c6b7282e60cb8ec0b4ef9264d32db0471f93621508c4b8faa219ccadfd26ac96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34d1f64cc955839c969aba7bac3b1c1f592e78320401e17fdf8589e76e978549",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-23T05:18:49Z",
    "title_canon_sha256": "26c3e353fefa4b12e5682268613c6060314b24f93e3a84b2e70526a5e1891815"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4661",
    "kind": "arxiv",
    "version": 1
  }
}