Pith Number

pith:TLP2OFMO

pith:2010:TLP2OFMOZMRQWVFKB427BB64LY

not attested not anchored not stored refs pending

A Physically-Based Method for Scaling Cepheid Light Curves for Future Distance Determinations

Barry F. Madore, Wendy L. Freedman

arxiv:1006.2317 v1 · 2010-06-11 · 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{TLP2OFMOZMRQWVFKB427BB64LY}

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	2026-05-18T02:06:54.537021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9adfa7158ecb230b54aa0f35f087dc5e1fadb51f727bc48351f0dbe8e8ec2d82

Aliases

arxiv: 1006.2317 · arxiv_version: 1006.2317v1 · doi: 10.48550/arxiv.1006.2317 · pith_short_12: TLP2OFMOZMRQ · pith_short_16: TLP2OFMOZMRQWVFK · pith_short_8: TLP2OFMO

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/TLP2OFMOZMRQWVFKB427BB64LY \
  | 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: 9adfa7158ecb230b54aa0f35f087dc5e1fadb51f727bc48351f0dbe8e8ec2d82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "293d4614ec14ea1b1c716f93478dff6b32d37eba0d628f69f0fbfe72768845c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-06-11T14:22:11Z",
    "title_canon_sha256": "ed8fb73e535eb41a181b19bf79a57fbbc25c49551af7fc2a1bf00d20ba96f766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.2317",
    "kind": "arxiv",
    "version": 1
  }
}