Pith Number

pith:W75U2RFV

pith:2025:W75U2RFVMIVHSQ2ZBI5TRL664M

not attested not anchored not stored refs pending

RAD@home citizen science discovery of two spiral galaxies where the 30-220 kpc radio lobes are possibly shaped by ram pressure stripping

Ananda Hota, Arundhati Purohit, Dhruv Nayak, P.K. Navaneeth, Prakash Apoorva, Pratik Dabhade

arxiv:2508.09518 v1 · 2025-08-13 · 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{W75U2RFVMIVHSQ2ZBI5TRL664M}

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	2026-07-05T11:53:16.521303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7fb4d44b5622a7943590a3b38afdee30fda8ae939672d7010854fe84dfd3ece

Aliases

arxiv: 2508.09518 · arxiv_version: 2508.09518v1 · doi: 10.48550/arxiv.2508.09518 · pith_short_12: W75U2RFVMIVH · pith_short_16: W75U2RFVMIVHSQ2Z · pith_short_8: W75U2RFV

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/W75U2RFVMIVHSQ2ZBI5TRL664M \
  | 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: b7fb4d44b5622a7943590a3b38afdee30fda8ae939672d7010854fe84dfd3ece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36fa11f8164885fa31abe137d47e2d0b896e1c5f968ad99b18cc010e3633087f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-08-13T05:58:11Z",
    "title_canon_sha256": "043b5d3de272661532e5ed730f92dac88571085da37476c5012ef109d0102176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.09518",
    "kind": "arxiv",
    "version": 1
  }
}