Pith Number

pith:MFCV3NGJ

pith:2022:MFCV3NGJCFGSO3NPZFYQBYT5IP

not attested not anchored not stored refs pending

The Tracking Tapered Gridded Estimator (TTGE) for the power spectrum from drift scan observations

Akash Kumar Patwa, Samir Choudhuri, Shiv Sethi, Somnath Bharadwaj, Suman Chatterjee

arxiv:2212.01251 v1 · 2022-12-01 · 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{MFCV3NGJCFGSO3NPZFYQBYT5IP}

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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	2026-07-05T05:25:10.779310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61455db4c9114d276dafc97100e27d43d474407e67e0c3482eede5f6592f1e0f

Aliases

arxiv: 2212.01251 · arxiv_version: 2212.01251v1 · doi: 10.48550/arxiv.2212.01251 · pith_short_12: MFCV3NGJCFGS · pith_short_16: MFCV3NGJCFGSO3NP · pith_short_8: MFCV3NGJ

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/MFCV3NGJCFGSO3NPZFYQBYT5IP \
  | 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: 61455db4c9114d276dafc97100e27d43d474407e67e0c3482eede5f6592f1e0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3ef988bc4e46677f350b506ba17266eb04cac8ff83653a90c8885aa5158bdba",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-12-01T18:21:34Z",
    "title_canon_sha256": "c26799ef80ff04c82c7b2892e3e0a6826c5c840d42b10e788e710082e281f04a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.01251",
    "kind": "arxiv",
    "version": 1
  }
}