Pith Number

pith:GISZNQ7A

pith:2018:GISZNQ7AHJVZZT7FJI3ZGIVST7

not attested not anchored not stored refs pending

catsHTM - A tool for fast accessing and cross-matching large astronomical catalogs

Eran O. Ofek, Maayane T. Soumagnac

arxiv:1805.02666 v2 · 2018-05-07 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GISZNQ7AHJVZZT7FJI3ZGIVST7}

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	2026-05-18T00:12:17.019094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

322596c3e03a6b9ccfe54a379322b29ff6f4847ced349b879ec90b8fefd33965

Aliases

arxiv: 1805.02666 · arxiv_version: 1805.02666v2 · doi: 10.48550/arxiv.1805.02666 · pith_short_12: GISZNQ7AHJVZ · pith_short_16: GISZNQ7AHJVZZT7F · pith_short_8: GISZNQ7A

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/GISZNQ7AHJVZZT7FJI3ZGIVST7 \
  | 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: 322596c3e03a6b9ccfe54a379322b29ff6f4847ced349b879ec90b8fefd33965

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74b8162d01cf8d94fe6a5a4c0f69d90fcbbc85cc682051b04778b7e7e402ee20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-05-07T18:00:04Z",
    "title_canon_sha256": "140dde7f9c3fa4262a08d0c349fd4ca514160f6a413b9ab743189da961b6026d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02666",
    "kind": "arxiv",
    "version": 2
  }
}