Pith Number

pith:A4HTWEUR

pith:2026:A4HTWEUR4HGBFSGAJ6GFF7T3LY

not attested not anchored not stored refs pending

Gravitational Wave Informed Inference of 21-cm Global Signal Parameters

Avinash Tiwari, Mukesh Kumar Singh, Sajad A. Bhat, Shasvath J. Kapadia, Susmita Adhikari, Tirthankar Roy Choudhury

arxiv:2602.07631 v1 · 2026-02-07 · astro-ph.CO · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4HTWEUR4HGBFSGAJ6GFF7T3LY}

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	2026-06-03T14:05:46.367496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

070f3b1291e1cc12c8c04f8c52fe7b5e22ff89fa6b97df4e5f6eb7a58817b2b9

Aliases

arxiv: 2602.07631 · arxiv_version: 2602.07631v1 · doi: 10.48550/arxiv.2602.07631 · pith_short_12: A4HTWEUR4HGB · pith_short_16: A4HTWEUR4HGBFSGA · pith_short_8: A4HTWEUR

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/A4HTWEUR4HGBFSGAJ6GFF7T3LY \
  | 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: 070f3b1291e1cc12c8c04f8c52fe7b5e22ff89fa6b97df4e5f6eb7a58817b2b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fd9c8bc9d9b0f62b4e6a92f8f00367bd55f6d703bcb3055ad7b8939dc28de10",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-02-07T17:23:24Z",
    "title_canon_sha256": "405371f7662e295f097d1c86ad5b9a1dbf0f66fdc2067bea0eeb151135cdc6db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07631",
    "kind": "arxiv",
    "version": 1
  }
}