Pith Number

pith:L4SB427J

pith:2016:L4SB427JNEBMIKOOJ7Y325U7WU

not attested not anchored not stored refs pending

The VMC Survey. XIX. Classical Cepheids in the Small Magellanic Cloud

A. E. Piatti, G. Clementini, J.P. Emerson, M. A. T. Groenewegen, M.I. Moretti, M. Marconi, M.-R. L Cioni, R. de Grijs, V. D. Ivanov, V. Ripepi

arxiv:1602.09005 v1 · 2016-02-29 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4SB427JNEBMIKOOJ7Y325U7WU}

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	2026-05-18T01:12:48.861606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f241e6be96902c429ce4ff1bd769fb5201b2cb05e18434ebf57a9f98a0b9d4e

Aliases

arxiv: 1602.09005 · arxiv_version: 1602.09005v1 · doi: 10.48550/arxiv.1602.09005 · pith_short_12: L4SB427JNEBM · pith_short_16: L4SB427JNEBMIKOO · pith_short_8: L4SB427J

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/L4SB427JNEBMIKOOJ7Y325U7WU \
  | 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: 5f241e6be96902c429ce4ff1bd769fb5201b2cb05e18434ebf57a9f98a0b9d4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a0814d9a2a7d8de62cd5a40ace08519d9f0235b38cfd107f810378c7c0d2136",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-02-29T15:31:05Z",
    "title_canon_sha256": "9bb5b7b80dbacb3c0809e3a8d5e4908d8cf89c9f972e02cd635c1922a18e63bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.09005",
    "kind": "arxiv",
    "version": 1
  }
}