Pith Number

pith:NPE2DWO6

pith:2020:NPE2DWO6VFLGGRI33VL24FJMTS

not attested not anchored not stored refs pending

HI intensity mapping with MeerKAT: Calibration pipeline for multi-dish autocorrelation observations

Alkistis Pourtsidou, Brandon Engelbrecht, Gianni Bernardi, Jingying Wang, Jose Fonseca, Keith Grainge, Mario G. Santos, Marta Spinelli, Melis O. Irfan, Paula S. Soares, Philip Bull, Steven Cunnington, Yichao Li

arxiv:2011.13789 v2 · 2020-11-27 · 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{NPE2DWO6VFLGGRI33VL24FJMTS}

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	2026-07-05T02:40:09.628644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc9a1d9dea95663451bdd57ae152c9c861e84333aa93c8f9f070d8aad45ae8c

Aliases

arxiv: 2011.13789 · arxiv_version: 2011.13789v2 · doi: 10.48550/arxiv.2011.13789 · pith_short_12: NPE2DWO6VFLG · pith_short_16: NPE2DWO6VFLGGRI3 · pith_short_8: NPE2DWO6

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/NPE2DWO6VFLGGRI33VL24FJMTS \
  | 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: 6bc9a1d9dea95663451bdd57ae152c9c861e84333aa93c8f9f070d8aad45ae8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8479ce0463f7258e42d2e6ddbafde8b606e067cec96ad118f83f7cc701e4b0d6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-11-27T15:43:45Z",
    "title_canon_sha256": "9fe3ef2c337900970f6d3cefe38864e5014d27e853b4c03d2827031677b02352"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.13789",
    "kind": "arxiv",
    "version": 2
  }
}