Pith Number

pith:7G4MXTF5

pith:2014:7G4MXTF5OGT42CRYTASKIAQO22

not attested not anchored not stored refs pending

Towards precision distances and 3D dust maps using broadband Period--Magnitude relations of RR Lyrae stars

Christopher R. Klein, Joshua S. Bloom

arxiv:1404.4870 v3 · 2014-04-18 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7G4MXTF5OGT42CRYTASKIAQO22}

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	2026-05-18T02:50:12.674311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9b8cbccbd71a7cd0a389824a4020ed68063b361971181486ba2bc42b9770381

Aliases

arxiv: 1404.4870 · arxiv_version: 1404.4870v3 · doi: 10.48550/arxiv.1404.4870 · pith_short_12: 7G4MXTF5OGT4 · pith_short_16: 7G4MXTF5OGT42CRY · pith_short_8: 7G4MXTF5

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/7G4MXTF5OGT42CRYTASKIAQO22 \
  | 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: f9b8cbccbd71a7cd0a389824a4020ed68063b361971181486ba2bc42b9770381

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dff84b11cd821e92dd43c36558198c42d92303da377fdf6ba88abd7539efffeb",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-18T20:00:02Z",
    "title_canon_sha256": "139b4e80ea4ea0e845f3b88229408f605ca1e8183e5423911760b85a2f9618b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4870",
    "kind": "arxiv",
    "version": 3
  }
}