Pith Number

pith:ZQ2HIFMS

pith:2026:ZQ2HIFMSMA4J4LMBPLJVH5M3RA

not attested not anchored not stored refs pending

Projecting the ultimate pulsar timing sensitivity to dark matter substructure in a stochastic gravitational wave background

Fabrizio Vassallo, Joshua W. Foster, Tanner Trickle

arxiv:2606.18329 v2 · 2026-06-16 · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQ2HIFMSMA4J4LMBPLJVH5M3RA}

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	2026-06-19T16:12:22.093324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc3474159260389e2d817ad353f59b8816c97c2902540c0c6e8aa95853f289fd

Aliases

arxiv: 2606.18329 · arxiv_version: 2606.18329v2 · doi: 10.48550/arxiv.2606.18329 · pith_short_12: ZQ2HIFMSMA4J · pith_short_16: ZQ2HIFMSMA4J4LMB · pith_short_8: ZQ2HIFMS

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/ZQ2HIFMSMA4J4LMBPLJVH5M3RA \
  | 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: cc3474159260389e2d817ad353f59b8816c97c2902540c0c6e8aa95853f289fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db772356d284abd73722219968ac72f54d1a18504b29410ce449e25062c8efce",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-16T18:00:00Z",
    "title_canon_sha256": "9b054b9a35cfaa708477e19f8047c4033ea33bfc7fa03667996aaab9250747b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18329",
    "kind": "arxiv",
    "version": 2
  }
}