Pith Number

pith:3QBTPDAO

pith:2025:3QBTPDAO67K2E7MLESOBGW2UY7

not attested not anchored not stored refs pending

Design of high-strength, radiopure, electroformed copper-based alloys for rare-event searches: Impact of layer configuration on heat treatments

D. Spathara, K. Nikolopoulos, P. Knights

arxiv:2509.07406 v1 · 2025-09-09 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3QBTPDAO67K2E7MLESOBGW2UY7}

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	2026-07-05T12:07:21.037093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc03378c0ef7d5a27d8b249c135b54c7c9a3e06bdcd120bc72145a9380306488

Aliases

arxiv: 2509.07406 · arxiv_version: 2509.07406v1 · doi: 10.48550/arxiv.2509.07406 · pith_short_12: 3QBTPDAO67K2 · pith_short_16: 3QBTPDAO67K2E7ML · pith_short_8: 3QBTPDAO

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/3QBTPDAO67K2E7MLESOBGW2UY7 \
  | 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: dc03378c0ef7d5a27d8b249c135b54c7c9a3e06bdcd120bc72145a9380306488

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87c1db1a01c13fdaf97211b2e66de671d6a31c8e28bd4a1c00dc6aacd2b71f52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2025-09-09T05:38:21Z",
    "title_canon_sha256": "c79fc36e304ff4619f5a98a73ac8141d2946d382d281ae785d47d165c1abcfbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.07406",
    "kind": "arxiv",
    "version": 1
  }
}