Pith Number

pith:M34FIPMA

pith:2026:M34FIPMAJJTWXZMYQFVFIDNIXX

not attested not anchored not stored refs pending

Methodological Frontiers in 21-cm Intensity Mapping: the Treatment of Systematics and Foreground Contamination

Abhik Ghosh, Athanasia Gkogkou, Bianca De Caro, Carmelita Carbone, Devin Crichton, Geoff Murphy, Isabella P. Carucci, Jean-Luc Starck, Jingying Wang, Jose Fonseca, Jos\'e Luis Bernal, Keith Grainge, Khandakar Md Asif Elahi, Laura Wolz, Mario G. Santos, Marta Spinelli, Matilde Barberi-Squarotti, Melis O. Irfan, Philip Bull, Samir Choudhuri, Simon Prunet, Siyambonga Matshawule, Somnath Bharadwaj, Stefano Camera, Steven Cunnington, Suman Chatterjee, Tianyue Chen, Victor Bonjean, Wenkai Hu, Yichao Li, Zhaoting Chen, Zheng Zhang

arxiv:2606.27244 v1 · 2026-06-25 · 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{M34FIPMAJJTWXZMYQFVFIDNIXX}

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	2026-06-26T01:16:16.249913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66f8543d804a676be598816a540da8bddf70b8549c88b584651fa184ebd46a87

Aliases

arxiv: 2606.27244 · arxiv_version: 2606.27244v1 · doi: 10.48550/arxiv.2606.27244 · pith_short_12: M34FIPMAJJTW · pith_short_16: M34FIPMAJJTWXZMY · pith_short_8: M34FIPMA

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/M34FIPMAJJTWXZMYQFVFIDNIXX \
  | 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: 66f8543d804a676be598816a540da8bddf70b8549c88b584651fa184ebd46a87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adc9414a5fa00faa507f02ccdbfd5509394db27813675f382a85e42c3bff8473",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-25T16:31:55Z",
    "title_canon_sha256": "a891b5560b77ed6b8a36a33cd9c5ad63da09c52a43a6ec7170de0ba2adf37508"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27244",
    "kind": "arxiv",
    "version": 1
  }
}