Pith Number

pith:PACLUNSX

pith:2021:PACLUNSXFC2GOQATWQ5VFPPS7L

not attested not anchored not stored refs pending

The LOFAR LBA Sky Survey I. survey description and preliminary data release

A. Bonafede, A. Botteon, A. Offringa, A. Shulevski, B. Mingo, C. Tasse, D. Bomans, E. Orru, F. De Gasperin, G. Brunetti, G. Heald, G. Miley, H. Edler, H. Rottgering, H. T. Intema, I. Prandoni, J. R. Callingham, J. Sabater, K. L. Emig, K. Malek, K. T. Chyzy, L. K. Morabito, M. Bruggen, M. Haverkorn, M. Iacobelli, M. J. Hardcastle, M. J. Norden, M. Kadler, M. Mevius, M. Vaccari, P. Best, P. Zarka, R. Cassano, R. Morganti, R. Pizzo, R. van Weeren, T. J. Dijkema, T. Shimwell, V. Cuciti, V. Heesen, W. L. Williams

arxiv:2102.09238 v1 · 2021-02-18 · 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{PACLUNSXFC2GOQATWQ5VFPPS7L}

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	2026-07-05T02:35:38.323193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7804ba365728b4674013b43b52bdf2facc36763a5e916671de282e6a0a9ae3a8

Aliases

arxiv: 2102.09238 · arxiv_version: 2102.09238v1 · doi: 10.48550/arxiv.2102.09238 · pith_short_12: PACLUNSXFC2G · pith_short_16: PACLUNSXFC2GOQAT · pith_short_8: PACLUNSX

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/PACLUNSXFC2GOQATWQ5VFPPS7L \
  | 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: 7804ba365728b4674013b43b52bdf2facc36763a5e916671de282e6a0a9ae3a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2b0ea07a4470b38807659afb0e439a82dde11c6eec401d540c201aec6b7eb0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-02-18T09:41:37Z",
    "title_canon_sha256": "edb7975b78422eb5b132d3c3225154fbc9943ef90d3624d33a9f3688303a67d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.09238",
    "kind": "arxiv",
    "version": 1
  }
}