Pith Number

pith:NMXZKDYE

pith:2025:NMXZKDYEABOR3YZO3BQCZGN7LM

not attested not anchored not stored refs pending

A follow-up strategy enabling discovery of electromagnetic counterparts to highly-magnified gravitationally-lensed gravitational waves

Benjamin Gompertz, Christopher P. Haines, Dan Ryczanowski, Graham P. Smith, James Freeburn, Jeff Cooke, Jielai Zhang, Matt Nicholl, Natasha Van Bemmel

arxiv:2503.21811 v1 · 2025-03-25 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMXZKDYEABOR3YZO3BQCZGN7LM}

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	2026-07-05T10:40:42.400210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b2f950f04005d1de32ed8602c99bf5b17f838d2280aca65bdc7ee74a5481b2c

Aliases

arxiv: 2503.21811 · arxiv_version: 2503.21811v1 · doi: 10.48550/arxiv.2503.21811 · pith_short_12: NMXZKDYEABOR · pith_short_16: NMXZKDYEABOR3YZO · pith_short_8: NMXZKDYE

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/NMXZKDYEABOR3YZO3BQCZGN7LM \
  | 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: 6b2f950f04005d1de32ed8602c99bf5b17f838d2280aca65bdc7ee74a5481b2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2065b5b4c42f55cb469be44be6c7e53e165c50a18b761834a21398455c240df4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-03-25T18:00:01Z",
    "title_canon_sha256": "fed9740456c45fe5d683e6a90ce3ff6587d5833b4bcf0049e36d66c193efa7e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.21811",
    "kind": "arxiv",
    "version": 1
  }
}