Pith Number

pith:CMMU3K3I

pith:2026:CMMU3K3IF35L2ER7URXZ5EIEO6

not attested not anchored not stored refs pending

STARFIRE-2: Can we detect the global redshifted 21-cm signal from the cosmic dawn in Earth orbit?

2), (2) Raman Research Institute, Bangalore), Mayuri Sathyanarayana Rao (2), Saurabh Singh (2) ((1) Department of Physics, University of Rome Tor Vergata, Yogen Pranesh (1

arxiv:2605.22400 v1 · 2026-05-21 · astro-ph.IM · 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{CMMU3K3IF35L2ER7URXZ5EIEO6}

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	2026-05-22T01:04:41.774197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13194dab682efabd123fa46f9e91047792ef20cd638514dcbf34cf796052dacf

Aliases

arxiv: 2605.22400 · arxiv_version: 2605.22400v1 · doi: 10.48550/arxiv.2605.22400 · pith_short_12: CMMU3K3IF35L · pith_short_16: CMMU3K3IF35L2ER7 · pith_short_8: CMMU3K3I

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/CMMU3K3IF35L2ER7URXZ5EIEO6 \
  | 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: 13194dab682efabd123fa46f9e91047792ef20cd638514dcbf34cf796052dacf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fb23acc796c1af5ed58c04f6256ff5cfe2b655ead464c6fc1a9bbc578903e59",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-05-21T12:31:17Z",
    "title_canon_sha256": "3d6f4aad959bfb198fb10e72f9b430f9fc46e5ad0035c100abc5c2ad5e492fee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22400",
    "kind": "arxiv",
    "version": 1
  }
}