Pith Number

pith:SHUIRRSD

pith:2026:SHUIRRSDV3DW6BM443UXZRCTZH

not attested not anchored not stored refs pending

Tracing Cold Gas in Absorption Across Cosmic Time with the SKA

Elaine M. Sadler, Elizabeth K. Mahony, Filippo M. Maccagni, Francoise Combes, Hyein Yoon, Jens-Kristian Krogager, Mamta Pandey-Pommier, Neeraj Gupta, Nick Seymour, Pasquier Noterdaeme, Rasha M. Samir, Rebecca Davies, Sergei A. Balashev, Wenkai Hu, Yogesh Chandola

arxiv:2606.31546 v1 · 2026-06-30 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHUIRRSDV3DW6BM443UXZRCTZH}

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	2026-07-01T01:18:06.731099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91e888c643aec76f059ce6e97cc453c9fd938cef8c7b717d454991a37c1f5737

Aliases

arxiv: 2606.31546 · arxiv_version: 2606.31546v1 · doi: 10.48550/arxiv.2606.31546 · pith_short_12: SHUIRRSDV3DW · pith_short_16: SHUIRRSDV3DW6BM4 · pith_short_8: SHUIRRSD

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/SHUIRRSDV3DW6BM443UXZRCTZH \
  | 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: 91e888c643aec76f059ce6e97cc453c9fd938cef8c7b717d454991a37c1f5737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "256aa37287f5d9815962d3fdac323bc7258f68fa69d2c9004d392037f8902824",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-30T12:03:20Z",
    "title_canon_sha256": "5e3c27ed96844b8567a8256ffff80a9be3bc7d1acf0fd1e1ec1b26b6279990e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31546",
    "kind": "arxiv",
    "version": 1
  }
}