Pith Number

pith:IPEW2XDF

pith:2020:IPEW2XDFXGFHBIHKJBMQFHWXJS

not attested not anchored not stored refs pending

Hi intensity mapping with MeerKAT: Primary beam effects on foreground cleaning

Mario G. Santos, Marta Spinelli, Sibonelo Ngobese, Siyambonga D. Matshawule

arxiv:2011.10815 v2 · 2020-11-21 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPEW2XDFXGFHBIHKJBMQFHWXJS}

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.

Cited by

2 papers in Pith

Searching for primordial features with radio surveys: synergy between the power spectrum and bispectrum

Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies

Receipt and verification

First computed	2026-07-05T03:10:37.775769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43c96d5c65b98a70a0ea4859029ed74c8d978a39ee18ec33d3f8f5156bb8b31f

Aliases

arxiv: 2011.10815 · arxiv_version: 2011.10815v2 · doi: 10.48550/arxiv.2011.10815 · pith_short_12: IPEW2XDFXGFH · pith_short_16: IPEW2XDFXGFHBIHK · pith_short_8: IPEW2XDF

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/IPEW2XDFXGFHBIHKJBMQFHWXJS \
  | 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: 43c96d5c65b98a70a0ea4859029ed74c8d978a39ee18ec33d3f8f5156bb8b31f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53985ed7269702eb016c4cc5c787d922c3f2fa279ea7743afa3cdc1e4cd9a239",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-11-21T16:22:13Z",
    "title_canon_sha256": "a2912b0972a6699101c691b31cc189a2b8c2a5e1098c5d7cd9115b6d6421734d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.10815",
    "kind": "arxiv",
    "version": 2
  }
}