Pith Number

pith:Y3AXPJS4

pith:2019:Y3AXPJS4Q4WZZEJNI6HJEX7DBG

not attested not anchored not stored refs pending

Atomic Layer Deposition Niobium Nitride Films for High-Q Resonators

Calder Sheagren, Erik Shirokoff, Peter Barry, Qing Yang Tang

arxiv:1908.07146 v3 · 2019-08-20 · physics.ins-det · physics.app-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{Y3AXPJS4Q4WZZEJNI6HJEX7DBG}

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	2026-07-05T00:37:28.304561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6c177a65c872d9c912d478e925fe309b8e95cd52ff0368a41d2a29d454537b7

Aliases

arxiv: 1908.07146 · arxiv_version: 1908.07146v3 · doi: 10.48550/arxiv.1908.07146 · pith_short_12: Y3AXPJS4Q4WZ · pith_short_16: Y3AXPJS4Q4WZZEJN · pith_short_8: Y3AXPJS4

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/Y3AXPJS4Q4WZZEJNI6HJEX7DBG \
  | 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: c6c177a65c872d9c912d478e925fe309b8e95cd52ff0368a41d2a29d454537b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a449a9adfa904b82b1e8f9fa38c2ff88c88a3c9323921a43b5e4466d1933955",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-08-20T03:39:10Z",
    "title_canon_sha256": "4d9b2dacc5084e323f402d748b8a29f25612534c3f48d465dfaf04f076a7227b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07146",
    "kind": "arxiv",
    "version": 3
  }
}