Pith Number

pith:Z5QPBCXM

pith:2012:Z5QPBCXMVJK2G5HRHNXWRRLM7E

not attested not anchored not stored refs pending

SkyQuery: An Implementation of a Parallel Probabilistic Join Engine for Cross-Identification of Multiple Astronomical Databases

Alexander S. Szalay, Istv\'an Csabai, L\'aszl\'o Dobos, Nolan Li, Tam\'as Budav\'ari

arxiv:1206.5021 v1 · 2012-06-21 · cs.DB · astro-ph.IM · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z5QPBCXMVJK2G5HRHNXWRRLM7E}

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	2026-05-18T03:52:52.597748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf60f08aecaa55a374f13b6f68c56cf92433a00e48683a2bdb3ceacb4661860e

Aliases

arxiv: 1206.5021 · arxiv_version: 1206.5021v1 · doi: 10.48550/arxiv.1206.5021 · pith_short_12: Z5QPBCXMVJK2 · pith_short_16: Z5QPBCXMVJK2G5HR · pith_short_8: Z5QPBCXM

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/Z5QPBCXMVJK2G5HRHNXWRRLM7E \
  | 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: cf60f08aecaa55a374f13b6f68c56cf92433a00e48683a2bdb3ceacb4661860e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58b239de66ec5817d84515f9a306cbd9998fd9441d01d4b93e4fb52dd9f4a422",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-06-21T21:50:44Z",
    "title_canon_sha256": "41363ef9620c724d9437726954eab73c84cf5f30a05c22d6396cf6ec1ed40ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5021",
    "kind": "arxiv",
    "version": 1
  }
}