Pith Number

pith:XVUR2F3R

pith:2018:XVUR2F3RLEI4KDPVQ53QP7OAEZ

not attested not anchored not stored refs pending

BRITE Observations of Classical Cepheids - an Update

Anthony F. J. Moffat, Gregg A. Wade, Nancy R. Evans, Pawel Moskalik, Radoslaw Smolec

arxiv:1808.03100 v1 · 2018-08-09 · 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{XVUR2F3RLEI4KDPVQ53QP7OAEZ}

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	2026-05-18T00:08:30.196840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd691d17715911c50df5877707fdc02673a93b0be8c18207c96fec7536550758

Aliases

arxiv: 1808.03100 · arxiv_version: 1808.03100v1 · doi: 10.48550/arxiv.1808.03100 · pith_short_12: XVUR2F3RLEI4 · pith_short_16: XVUR2F3RLEI4KDPV · pith_short_8: XVUR2F3R

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/XVUR2F3RLEI4KDPVQ53QP7OAEZ \
  | 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: bd691d17715911c50df5877707fdc02673a93b0be8c18207c96fec7536550758

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aa42127f46f5abc19026c11dc7e9fd3cadccc8066796a574a200a39426905db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-08-09T11:45:47Z",
    "title_canon_sha256": "df12b52a2b22343c9d32ef721f09355ee8899484f13579f9b95a3689648d8180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03100",
    "kind": "arxiv",
    "version": 1
  }
}