Pith Number

pith:DYU4F3E6

pith:2025:DYU4F3E6CZKBHW4CVCKDUOVRTU

not attested not anchored not stored refs pending

Polarisation and Temperature Dependence of Er$^{3+}$:CaWO$_4$ -- Towards a Solid-State Rare-Earth Ion-Doped Quantum Memory

In Cheol Seo, Jian-Rui Soh, Mikhael T. Sayat, Naoya Iwahara, Ping Koy Lam, Suchit Negi, Trevor R. Lee, Young-Wook Cho, Yung Chuen Tan

arxiv:2507.15051 v1 · 2025-07-20 · 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{DYU4F3E6CZKBHW4CVCKDUOVRTU}

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	2026-07-05T11:40:17.692421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e29c2ec9e165413db82a8943a3ab19d1063f5d73bb7ebb166d512332428a2fb

Aliases

arxiv: 2507.15051 · arxiv_version: 2507.15051v1 · doi: 10.48550/arxiv.2507.15051 · pith_short_12: DYU4F3E6CZKB · pith_short_16: DYU4F3E6CZKBHW4C · pith_short_8: DYU4F3E6

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/DYU4F3E6CZKBHW4CVCKDUOVRTU \
  | 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: 1e29c2ec9e165413db82a8943a3ab19d1063f5d73bb7ebb166d512332428a2fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0a4e866a73d51d3a87f3f3acfe7eb2bcb514c1c1295ffde40d90660cb3f2ff6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-20T17:19:09Z",
    "title_canon_sha256": "6a085f0cafc91c2ace4a2e1c8f37c21b5f8679b760ff417df06ecad207004a24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15051",
    "kind": "arxiv",
    "version": 1
  }
}