Pith Number

pith:73QX7U2Y

pith:2018:73QX7U2YC6TIQNUZ7BWKBY7GLA

not attested not anchored not stored refs pending

A Contaminant-Free Catalogue of Gaia DR2-WISE Galactic Plane Matches: Including the Effects of Crowding in the Cross-Matching of Photometric Catalogues

Tim Naylor, Tom J Wilson

arxiv:1809.00018 v1 · 2018-08-31 · 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{73QX7U2YC6TIQNUZ7BWKBY7GLA}

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	2026-05-18T00:06:00.865449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fee17fd35817a6883699f86ca0e3e658394d3ffa5b7ec362751117357b979eeb

Aliases

arxiv: 1809.00018 · arxiv_version: 1809.00018v1 · doi: 10.48550/arxiv.1809.00018 · pith_short_12: 73QX7U2YC6TI · pith_short_16: 73QX7U2YC6TIQNUZ · pith_short_8: 73QX7U2Y

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/73QX7U2YC6TIQNUZ7BWKBY7GLA \
  | 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: fee17fd35817a6883699f86ca0e3e658394d3ffa5b7ec362751117357b979eeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdeb8c9be73dfddb4c99f0aa34ad071693d73dc92ca6103c8a5d4e4c040b7989",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-08-31T18:13:09Z",
    "title_canon_sha256": "dcac02d7052d16fbe13fda15579dce310ec01b302266160f33e537caea5c88b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00018",
    "kind": "arxiv",
    "version": 1
  }
}