Pith Number

pith:GZFWK246

pith:2026:GZFWK246U6LSEY4WNNCOGLT2XS

not attested not anchored not stored refs pending

meer21cm: an Analysis Pipeline and Comprehensive Toolkit for HI Intensity Mapping

Alkistis Pourtsidou, Amadeus Witzemann, Boyan Zhao (MeerKLASS Collaboration), Brandon Engelbrecht, Daniel Tassie, Gabriele Autieri, Isabella P. Carucci, Jiakang Han, Jingying Wang, Jos\'e Fonseca, Jos\'e Luis Bernal, Karin Fornazier, Keith Grainge, Laura Wolz, Mario G. Santos, Marta Spinelli, Matilde Barberi-Squarotti, Melis O. Irfan, Phil Bull, Piyanat Kittiwisit, Sefa Pamuk, Stefano Camera, Steven Cunnington, Wenkai Hu, Yichao Li, Zhaoting Chen

arxiv:2607.01864 v1 · 2026-07-02 · 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{GZFWK246U6LSEY4WNNCOGLT2XS}

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	2026-07-03T01:17:32.004675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

364b656b9ea7972263966b44e32e7abcbc3b68807adcb436f7faf80f833bd880

Aliases

arxiv: 2607.01864 · arxiv_version: 2607.01864v1 · doi: 10.48550/arxiv.2607.01864 · pith_short_12: GZFWK246U6LS · pith_short_16: GZFWK246U6LSEY4W · pith_short_8: GZFWK246

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/GZFWK246U6LSEY4WNNCOGLT2XS \
  | 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: 364b656b9ea7972263966b44e32e7abcbc3b68807adcb436f7faf80f833bd880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ae52a4d1fa44c15a1fdb8f2a3f4781b5c80afdd38cafff68dd879400ecafda9",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-07-02T08:20:02Z",
    "title_canon_sha256": "f253e69a9b5deaf54ec9d63c2f0e471b4fef19dd99c1a1e9939a710b0cf43502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01864",
    "kind": "arxiv",
    "version": 1
  }
}