Pith Number

pith:KZRH7PWF

pith:2017:KZRH7PWFKTCSFIRKPRYYKZAXBB

not attested not anchored not stored refs pending

Observations of Field and Cluster RR Lyrae with Spitzer. Towards High Precision Distances with Population II Stellar Tracers

Davide Magurno, Giuseppe Bono, Jillian R. Neeley, Marcella Marconi, Massimo Dall'Ora, Massimo Marengo, Nicolas Trueba, the CRRP Collaboration, Vittorio F. Braga

arxiv:1703.07390 v2 · 2017-03-21 · 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{KZRH7PWFKTCSFIRKPRYYKZAXBB}

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	2026-05-18T00:35:34.301299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56627fbec554c522a22a7c7185641708614ca264ad80dcd4a80eaac5749ba5e7

Aliases

arxiv: 1703.07390 · arxiv_version: 1703.07390v2 · doi: 10.48550/arxiv.1703.07390 · pith_short_12: KZRH7PWFKTCS · pith_short_16: KZRH7PWFKTCSFIRK · pith_short_8: KZRH7PWF

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/KZRH7PWFKTCSFIRKPRYYKZAXBB \
  | 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: 56627fbec554c522a22a7c7185641708614ca264ad80dcd4a80eaac5749ba5e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b9a34c6e8e2e4b8a796a95673901dfd5b40942067b00cf8e5cabdb5558314a9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-21T18:59:36Z",
    "title_canon_sha256": "26e38d16aa8d7483f48fee6ef4f17aee9ff6356b22fa3eb9f10a09a93b0b39f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07390",
    "kind": "arxiv",
    "version": 2
  }
}