Pith Number

pith:2QZCTJVS

pith:2023:2QZCTJVSB3IXMEJFXSOQAG5QNH

not attested not anchored not stored refs pending

MeerKAT view of the Dancing Ghosts -- Peculiar Galaxy Pair PKS 2130-538 in Abell 3785

James J. Condon, Luke A. Barnes, Miroslav D. Filipovi'c, Ray P. Norris, Velibor Velovi\'c, William D. Cotton

arxiv:2304.14692 v1 · 2023-04-28 · 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{2QZCTJVSB3IXMEJFXSOQAG5QNH}

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	2026-07-05T06:08:27.566807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d43229a6b20ed1761125bc9d001bb069ccc39158e6517d32546e891228cc7528

Aliases

arxiv: 2304.14692 · arxiv_version: 2304.14692v1 · doi: 10.48550/arxiv.2304.14692 · pith_short_12: 2QZCTJVSB3IX · pith_short_16: 2QZCTJVSB3IXMEJF · pith_short_8: 2QZCTJVS

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/2QZCTJVSB3IXMEJFXSOQAG5QNH \
  | 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: d43229a6b20ed1761125bc9d001bb069ccc39158e6517d32546e891228cc7528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3ecb628d95589ae90170e2ee72dd7db213b48e3d8dc0d3b7f4df67caa4fab7d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-04-28T08:36:49Z",
    "title_canon_sha256": "a72b02e36eb4bda0ec59f02912e47e4f5fd015af40cb9e04f5597be7970e64e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.14692",
    "kind": "arxiv",
    "version": 1
  }
}