Pith Number

pith:AH7ZM6OT

pith:2019:AH7ZM6OTKA6AXSGSBSG67R237R

not attested not anchored not stored refs pending

Giant radio galaxies in the LOFAR Two-metre Sky Survey-I

A. Shulevski, H. J. A. Rottgering, J. Bagchi, K. J. Duncan, M. Jamrozy, M. J. Hardcastle, P. Dabhade, R. Morganti, S. Sankhyayan, T. W. Shimwell

arxiv:1904.00409 v2 · 2019-03-31 · 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{AH7ZM6OTKA6AXSGSBSG67R237R}

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	2026-07-05T00:45:04.490040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01ff9679d3503c0bc8d20c8defc75bfc5d75e2854074bc248ca35b994cb28e84

Aliases

arxiv: 1904.00409 · arxiv_version: 1904.00409v2 · doi: 10.48550/arxiv.1904.00409 · pith_short_12: AH7ZM6OTKA6A · pith_short_16: AH7ZM6OTKA6AXSGS · pith_short_8: AH7ZM6OT

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/AH7ZM6OTKA6AXSGSBSG67R237R \
  | 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: 01ff9679d3503c0bc8d20c8defc75bfc5d75e2854074bc248ca35b994cb28e84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3473028c774ee5e6479aa80ea4020c09ce41d253cc44f925c8be7172b2db7c13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-31T13:31:09Z",
    "title_canon_sha256": "ab3b5a56906b04771ef69128ede525674fd49cfe0865f112fc90be8568552976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00409",
    "kind": "arxiv",
    "version": 2
  }
}