Pith Number

pith:2L4QTUYI

pith:2017:2L4QTUYIPHEQ7LTPN4AFZSU4EM

not attested not anchored not stored refs pending

Validating a novel angular power spectrum estimator using simulated low frequency radio-interferometric data

Abhik Ghosh, Nirupam Roy, Prasun Dutta, Samir Choudhuri, Sk. Saiyad Ali, Somnath Bharadwaj

arxiv:1706.09033 v1 · 2017-06-27 · 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{2L4QTUYIPHEQ7LTPN4AFZSU4EM}

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	2026-05-18T00:39:25.523282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2f909d30879c90fae6f6f005cca9c23040d0c2fc3ab064c6512f22be2def69d

Aliases

arxiv: 1706.09033 · arxiv_version: 1706.09033v1 · doi: 10.48550/arxiv.1706.09033 · pith_short_12: 2L4QTUYIPHEQ · pith_short_16: 2L4QTUYIPHEQ7LTP · pith_short_8: 2L4QTUYI

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/2L4QTUYIPHEQ7LTPN4AFZSU4EM \
  | 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: d2f909d30879c90fae6f6f005cca9c23040d0c2fc3ab064c6512f22be2def69d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebedca2b32d438872ab7fcc61d5edf6ec321e02f227cab2201fe80888eca19f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-06-27T20:05:51Z",
    "title_canon_sha256": "64b521484c3a32396bbb5187dabfa629013d71deee68af126acb816da97612d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09033",
    "kind": "arxiv",
    "version": 1
  }
}