Pith Number

pith:W3FNZNFI

pith:2016:W3FNZNFIKVXDMSDL4FMULLGBPI

not attested not anchored not stored refs pending

Extending the coherence of a quantum dot hybrid qubit

Brandur Thorgrimsson, C. B. Simmons, Daniel R. Ward, D. E. Savage, Dohun Kim, J. Corrigan, L. W. Smith, M. A. Eriksson, Mark Friesen, M. G. Lagally, Ryan H. Foote, S. N. Coppersmith, Yuan-Chi Yang

arxiv:1611.04945 v4 · 2016-11-15 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3FNZNFIKVXDMSDL4FMULLGBPI}

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	2026-05-18T00:34:35.249681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6cadcb4a8556e36486be15945acc17a1f1f0d2d63eec79b26f2c6d1f7fd6a13

Aliases

arxiv: 1611.04945 · arxiv_version: 1611.04945v4 · doi: 10.48550/arxiv.1611.04945 · pith_short_12: W3FNZNFIKVXD · pith_short_16: W3FNZNFIKVXDMSDL · pith_short_8: W3FNZNFI

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/W3FNZNFIKVXDMSDL4FMULLGBPI \
  | 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: b6cadcb4a8556e36486be15945acc17a1f1f0d2d63eec79b26f2c6d1f7fd6a13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c4001c6ccc7bb5258c35c5dac5e562de72047bc580116847eb19876c4636641",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2016-11-15T17:22:26Z",
    "title_canon_sha256": "309df18b66b4920e55ed7f2e52130e1d1f0125eb19baa9c4370e9d66d5178933"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04945",
    "kind": "arxiv",
    "version": 4
  }
}