Pith Number

pith:4DPKYR4M

pith:2017:4DPKYR4MYMMTYBUWDXTAXKORCR

not attested not anchored not stored refs pending

Blue large-amplitude pulsators as a new class of variable stars

A. Udalski, D. Skowron, F. Di Mille, I. Soszynski, J. Skowron, K. Ulaczyk, L. Wyrzykowski, M.K. Szymanski, M. Latour, M. Pawlak, P. Mroz, P. Pietrukowicz, R. Angeloni, R. Poleski, S. Kozlowski, W.A. Dziembowski

arxiv:1706.07802 v1 · 2017-06-23 · 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{4DPKYR4MYMMTYBUWDXTAXKORCR}

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

TESS Observations of Stochastic Low-frequency Variability in Extreme Helium Stars

Receipt and verification

First computed	2026-05-18T00:41:47.478920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0deac478cc3193c06961de60ba9d1147dd0533560ca3ac8bb84bbf27592fd50

Aliases

arxiv: 1706.07802 · arxiv_version: 1706.07802v1 · doi: 10.48550/arxiv.1706.07802 · pith_short_12: 4DPKYR4MYMMT · pith_short_16: 4DPKYR4MYMMTYBUW · pith_short_8: 4DPKYR4M

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/4DPKYR4MYMMTYBUWDXTAXKORCR \
  | 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: e0deac478cc3193c06961de60ba9d1147dd0533560ca3ac8bb84bbf27592fd50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b0a960127960cfd9a373610ecb56257c61a23f09fa362c7612146097e71d360",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-06-23T18:00:00Z",
    "title_canon_sha256": "03ce23036957622c6d0731ece6a6635a5f19231625fb97acc5a7fee5802a42f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.07802",
    "kind": "arxiv",
    "version": 1
  }
}