Pith Number

pith:SFKICPND

pith:2026:SFKICPNDR4FTWNY5WU5BEHDORI

not attested not anchored not stored refs pending

Sub-Kelvin Cryogenics for a Super-Pressure Balloon-Borne CMB Polarimeter: Taurus

Alexandre E. Adler, Ashesh Khatua, Aurelien A. Fraisse, Darby McCauley, Ivan Padilla, Jared L. May, Jason E. Austermann, Jeffrey P. Filippini, Johanna M. Nagy, Johannes Hubmayr, John E. Ruhl, Jon E. Gudmundsson, Joseph van der List, Malcolm Durkin, Michael R. Vissers, M. Shaaf Sarwar, Philippe Voyer, Ricardo R. Rodriguez, Rick Bihary, Shannon Duff, Sho M. Gibbs, Simon Tartakovsky, Steven J. Benton, Suren Gourapura, Thomas Gascard, William C. Jones

arxiv:2606.29485 v1 · 2026-06-28 · 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{SFKICPNDR4FTWNY5WU5BEHDORI}

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	2026-06-30T01:18:08.665750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9154813da38f0b3b371db53a121c6e8a36678d936db720d7fc42aa047a8664e3

Aliases

arxiv: 2606.29485 · arxiv_version: 2606.29485v1 · doi: 10.48550/arxiv.2606.29485 · pith_short_12: SFKICPNDR4FT · pith_short_16: SFKICPNDR4FTWNY5 · pith_short_8: SFKICPND

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/SFKICPNDR4FTWNY5WU5BEHDORI \
  | 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: 9154813da38f0b3b371db53a121c6e8a36678d936db720d7fc42aa047a8664e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "105380a7297e391ead06924f442b8ace092c790d6a13d4660e2bb20a2efcbb47",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-28T16:32:44Z",
    "title_canon_sha256": "93452da9ab96d80d208e609b78a2cb85237ee29fc656d33ac4c44695b8b6b9e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29485",
    "kind": "arxiv",
    "version": 1
  }
}