Pith Number

pith:UBDSTJJK

pith:2013:UBDSTJJK6EQAFUYSNINFA75F6U

not attested not anchored not stored refs pending

The Araucaria Project. A Distance Determination to the Local Group Spiral M33 from Near-Infrared Photometry of Cepheid Variables

A. Gallenne, B. Pilecki, D. Geisler, D. Graczyk, F. Bresolin, G. Pietrzynski, K. Suchomska, M. Gorski, P. Calderon, P. Karczmarek, P. Konorski, R.P. Kudritzki, W. Gieren

arxiv:1305.4258 v1 · 2013-05-18 · astro-ph.CO · 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{UBDSTJJK6EQAFUYSNINFA75F6U}

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	2026-05-18T01:49:49.061722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a04729a52af12002d3126a1a507fa5f5072b8a1a2de85e245d5beaa4fc435a15

Aliases

arxiv: 1305.4258 · arxiv_version: 1305.4258v1 · doi: 10.48550/arxiv.1305.4258 · pith_short_12: UBDSTJJK6EQA · pith_short_16: UBDSTJJK6EQAFUYS · pith_short_8: UBDSTJJK

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/UBDSTJJK6EQAFUYSNINFA75F6U \
  | 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: a04729a52af12002d3126a1a507fa5f5072b8a1a2de85e245d5beaa4fc435a15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8977f41a2cbca16e49b3e07901af34f09eb6082b8adac4f4224a1d98ff156607",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-18T12:56:57Z",
    "title_canon_sha256": "a9a7fdc3729fd0c1be47897a4a654826513c5fce74cdcb9b89fbd310f4adb3fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4258",
    "kind": "arxiv",
    "version": 1
  }
}