Pith Number

pith:NUPG24RH

pith:2015:NUPG24RHA2EDICX4W6CPZJPHVD

not attested not anchored not stored refs pending

Decomposition of bipartite and multipartite unitary gates into the product of controlled unitary gates

Lin Chen, Li Yu

arxiv:1501.02708 v2 · 2015-01-12 · 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{NUPG24RHA2EDICX4W6CPZJPHVD}

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	2026-05-18T02:21:51.391404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d1e6d72270688340afcb784fca5e7a8daed2478edd9c7925b4a01ab3bff3df0

Aliases

arxiv: 1501.02708 · arxiv_version: 1501.02708v2 · doi: 10.48550/arxiv.1501.02708 · pith_short_12: NUPG24RHA2ED · pith_short_16: NUPG24RHA2EDICX4 · pith_short_8: NUPG24RH

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/NUPG24RHA2EDICX4W6CPZJPHVD \
  | 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: 6d1e6d72270688340afcb784fca5e7a8daed2478edd9c7925b4a01ab3bff3df0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83044fc23e214d2a82b4369a9b8c2076b198d18d586460bd1d3d5a46ec4bdf1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-01-12T16:41:46Z",
    "title_canon_sha256": "7d4f5f34b63f2cd7f5c605b40dac2a7889304b4a67be7710cdc2bea165806e98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02708",
    "kind": "arxiv",
    "version": 2
  }
}