Pith Number

pith:LE5TRP67

pith:2026:LE5TRP67YAB64R34APZCA2QZ5V

not attested not anchored not stored refs pending

Low-loss Material for Infrared Protection of Cryogenic Quantum Applications

Alexey V. Ustinov, Biliana Gasharova, Hannes Rotzinger, Markus Griedel, Max Kristen, Yves-Laurent Mathis

arxiv:2601.05147 v1 · 2026-01-08 · cond-mat.supr-con · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LE5TRP67YAB64R34APZCA2QZ5V}

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	2026-05-20T01:05:05.755996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

593b38bfdfc003ee477c03f2206a19ed40dc3d873954bba9816a0cf9f7138539

Aliases

arxiv: 2601.05147 · arxiv_version: 2601.05147v1 · doi: 10.48550/arxiv.2601.05147 · pith_short_12: LE5TRP67YAB6 · pith_short_16: LE5TRP67YAB64R34 · pith_short_8: LE5TRP67

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/LE5TRP67YAB64R34APZCA2QZ5V \
  | 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: 593b38bfdfc003ee477c03f2206a19ed40dc3d873954bba9816a0cf9f7138539

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1128c78629c386c11cdce20e853e29bb0620f0c721a64528e0be0750d5bce8ab",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2026-01-08T17:35:45Z",
    "title_canon_sha256": "7136777fbca25d3540e2de7307013864f5f54ed77eb330ae8031497d2c75f43e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.05147",
    "kind": "arxiv",
    "version": 1
  }
}