Pith Number

pith:JMCQ63NT

pith:2018:JMCQ63NT7F2EBDS3PLMLY5NK5Z

not attested not anchored not stored refs pending

The XXL Survey : XXVI. Optical and near-infrared identifications of the ATCA 2.1 GHz radio sources in the XXL-S Field

Andrew Butler, Angela Iovino, Jacinta Delhaize, Lucio Chiappetti, Marguerite Pierre, Minh Huynh, Nika Jurlin, Paolo Ciliegi, Sotiria Fotopoulou, Vernesa Smolcic

arxiv:1809.11114 v1 · 2018-09-28 · 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{JMCQ63NT7F2EBDS3PLMLY5NK5Z}

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	2026-05-18T00:04:33.255988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b050f6db3f974408e5b7ad8bc75aaee6a6804702e925fef546959b2fa4a6b07

Aliases

arxiv: 1809.11114 · arxiv_version: 1809.11114v1 · doi: 10.48550/arxiv.1809.11114 · pith_short_12: JMCQ63NT7F2E · pith_short_16: JMCQ63NT7F2EBDS3 · pith_short_8: JMCQ63NT

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/JMCQ63NT7F2EBDS3PLMLY5NK5Z \
  | 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: 4b050f6db3f974408e5b7ad8bc75aaee6a6804702e925fef546959b2fa4a6b07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "940c8aebec304c9d42e83a9e5bf534b3d48d3c60709db2c5d9da8f6dfe8c5794",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-28T16:03:24Z",
    "title_canon_sha256": "f127dfbbb0e334d7eacea7e4dcb48b59c37e266de09bf8fb1cdaa1dfcc0be7aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.11114",
    "kind": "arxiv",
    "version": 1
  }
}