Pith Number

pith:DYSNQLPN

pith:2025:DYSNQLPNT54JSCPZU3PAQZAOXZ

not attested not anchored not stored refs pending

MeerKAT L-band observations of the Ophiuchus galaxy cluster. Detection of synchrotron threads and jellyfish galaxies

Andrea Botteon, Fabio Gastaldello, Iacopo Bartalucci, Marco Balboni, Reinout J. van Weeren

arxiv:2504.16158 v1 · 2025-04-22 · astro-ph.GA · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DYSNQLPNT54JSCPZU3PAQZAOXZ}

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	2026-07-05T10:52:42.442637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e24d82ded9f789909f9a6de08640ebe4907e992d2e4e6c42ade211544420252

Aliases

arxiv: 2504.16158 · arxiv_version: 2504.16158v1 · doi: 10.48550/arxiv.2504.16158 · pith_short_12: DYSNQLPNT54J · pith_short_16: DYSNQLPNT54JSCPZ · pith_short_8: DYSNQLPN

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/DYSNQLPNT54JSCPZU3PAQZAOXZ \
  | 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: 1e24d82ded9f789909f9a6de08640ebe4907e992d2e4e6c42ade211544420252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf79a0d3eb653580a60a79127e2e70498f5a51d9994698a6c729cdb4335a89bd",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-04-22T18:00:00Z",
    "title_canon_sha256": "ee72df669016fb7f7abafa21b4b2aecd82841dd3443ab8d63acc60ef74080638"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16158",
    "kind": "arxiv",
    "version": 1
  }
}