Pith Number

pith:PWQIYZAK

pith:2012:PWQIYZAKPTMVW45XCBQHWFJWLO

not attested not anchored not stored refs pending

Indirect Controllability of Quantum Systems; A Study of Two Interacting Quantum Bits

Domenico D'Alessandro, Raffaele Romano

arxiv:1203.0887 v1 · 2012-03-05 · 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{PWQIYZAKPTMVW45XCBQHWFJWLO}

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	2026-05-18T04:00:50.180876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7da08c640a7cd95b73b710607b15365ba62056632c196802ae9b981f75262ab2

Aliases

arxiv: 1203.0887 · arxiv_version: 1203.0887v1 · doi: 10.48550/arxiv.1203.0887 · pith_short_12: PWQIYZAKPTMV · pith_short_16: PWQIYZAKPTMVW45X · pith_short_8: PWQIYZAK

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/PWQIYZAKPTMVW45XCBQHWFJWLO \
  | 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: 7da08c640a7cd95b73b710607b15365ba62056632c196802ae9b981f75262ab2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bc050e1167d1313cd08bb5100735c5158ece24e24c6bc59a172d2bc83e38f28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-05T12:32:50Z",
    "title_canon_sha256": "b2d0debaa523e882087a843f7d73c095779478f4c53a16ed8965ac4b1cc7e1d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0887",
    "kind": "arxiv",
    "version": 1
  }
}