Pith Number

pith:QSLVH4CD

pith:2011:QSLVH4CDCURBOX563V44QW6JZ6

not attested not anchored not stored refs pending

Space Reddenings for Fifteen Galactic Cepheids

Arne A. Henden, David G. Turner, Leonid N. Berdnikov, Ryan F. MacLellan

arxiv:1107.1258 v1 · 2011-07-06 · 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{QSLVH4CDCURBOX563V44QW6JZ6}

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	2026-05-18T04:18:44.280656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

849753f0431522175fbedd79c85bc9cf859aec3dbc371456ee6c0c13e2bacdc4

Aliases

arxiv: 1107.1258 · arxiv_version: 1107.1258v1 · doi: 10.48550/arxiv.1107.1258 · pith_short_12: QSLVH4CDCURB · pith_short_16: QSLVH4CDCURBOX56 · pith_short_8: QSLVH4CD

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/QSLVH4CDCURBOX563V44QW6JZ6 \
  | 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: 849753f0431522175fbedd79c85bc9cf859aec3dbc371456ee6c0c13e2bacdc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8640960e60305456faae0acd2f4848ae2b8ce3b2cd4773f1091d10414938d2d7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-06T21:03:00Z",
    "title_canon_sha256": "8d6471a75a892cfde1ae3a2eb2f11d631a9fc2e20471e6a54b6823d61d053ba6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1258",
    "kind": "arxiv",
    "version": 1
  }
}