Pith Number

pith:UHHF4ULW

pith:2015:UHHF4ULWVZ2TSHAGVSJ4C4RBRU

not attested not anchored not stored refs pending

Controllable spin entanglement production in a quantum spin Hall ring

Anders Str\"om, Henrik Johannesson, Patrik Recher

arxiv:1503.03985 v2 · 2015-03-13 · cond-mat.mes-hall · cond-mat.str-el · 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{UHHF4ULWVZ2TSHAGVSJ4C4RBRU}

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	2026-05-18T01:46:13.538939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1ce5e5176ae75391c06ac93c172218d3b03bcdc264b8b5e632dd6a140714fa9

Aliases

arxiv: 1503.03985 · arxiv_version: 1503.03985v2 · doi: 10.48550/arxiv.1503.03985 · pith_short_12: UHHF4ULWVZ2T · pith_short_16: UHHF4ULWVZ2TSHAG · pith_short_8: UHHF4ULW

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/UHHF4ULWVZ2TSHAGVSJ4C4RBRU \
  | 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: a1ce5e5176ae75391c06ac93c172218d3b03bcdc264b8b5e632dd6a140714fa9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71bdc6306734b8c20c3139a5e5d20a057d869c3fa508877243850c6009d8e000",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-03-13T08:16:18Z",
    "title_canon_sha256": "adbca3ed27b61cc8d4281ee1c47c82f9d21b84e4b2075b8bc7aa7d2145b68f54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03985",
    "kind": "arxiv",
    "version": 2
  }
}