Pith Number

pith:UE6OCTX4

pith:2019:UE6OCTX4MRZZPHBCWK6AS7SH36

not attested not anchored not stored refs pending

A study of Variability of the Marginal Am star HD 176843 observed in the Kepler field

B. Ula\c{s}, C. Ulusoy, E.Kaygan, F. Ali\c{c}avu\c{s}, I.Kh. Iliev, I. Stateva, M. Napetova

arxiv:1904.00367 v1 · 2019-03-31 · 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{UE6OCTX4MRZZPHBCWK6AS7SH36}

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	2026-05-17T23:49:48.567112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a13ce14efc6473979c22b2bc097e47dfa607698e644b764241255f107f4200dc

Aliases

arxiv: 1904.00367 · arxiv_version: 1904.00367v1 · doi: 10.48550/arxiv.1904.00367 · pith_short_12: UE6OCTX4MRZZ · pith_short_16: UE6OCTX4MRZZPHBC · pith_short_8: UE6OCTX4

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/UE6OCTX4MRZZPHBCWK6AS7SH36 \
  | 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: a13ce14efc6473979c22b2bc097e47dfa607698e644b764241255f107f4200dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85d8ee7f6e6c18dbcc9b3ef3e472467b9885c592bf213aa9a96d30b47ad91397",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-31T09:39:30Z",
    "title_canon_sha256": "e557546b497844c6dc9b3b8fbb5723079273ad12816a289b12a041f31eb68a26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00367",
    "kind": "arxiv",
    "version": 1
  }
}