Pith Number

pith:BEU42K2R

pith:2021:BEU42K2RLLUEK5UJNRZDBOTKGG

not attested not anchored not stored refs pending

Multi-Tensor Contraction for XEB Verification of Quantum Circuits

Gleb Kalachev, Man-Hong Yung, Pavel Panteleev

arxiv:2108.05665 v2 · 2021-08-12 · 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{BEU42K2RLLUEK5UJNRZDBOTKGG}

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.

Cited by

1 paper in Pith

Realified tensor networks: quantum circuit simulation on real-valued matrix accelerators

Receipt and verification

First computed	2026-07-05T04:24:35.190441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0929cd2b515ae84576896c7230ba6a31b7e7a3c6338b2f2f2180f62108d2f81b

Aliases

arxiv: 2108.05665 · arxiv_version: 2108.05665v2 · doi: 10.48550/arxiv.2108.05665 · pith_short_12: BEU42K2RLLUE · pith_short_16: BEU42K2RLLUEK5UJ · pith_short_8: BEU42K2R

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/BEU42K2RLLUEK5UJNRZDBOTKGG \
  | 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: 0929cd2b515ae84576896c7230ba6a31b7e7a3c6338b2f2f2180f62108d2f81b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5d358245401ba8910535a7e7c490e084188d27e2afbd8de00994019d481cc16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-08-12T11:15:49Z",
    "title_canon_sha256": "f673ffb5c534bc01793cc5286d4f573d218bf9239e8395ad384273a2eb3a1bb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05665",
    "kind": "arxiv",
    "version": 2
  }
}