Pith Number

pith:L2UTVHBF

pith:2023:L2UTVHBFEPPZDFPGCUBDIBKIX7

not attested not anchored not stored refs pending

Local certification of unitary operations

Bart{\l}omiej Gardas, Kamil Hendzel, {\L}ukasz Pawela, Mateusz St\k{e}pniak, Ryszard Kukulski, Zbigniew Pucha{\l}a

arxiv:2312.17037 v2 · 2023-12-28 · 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{L2UTVHBFEPPZDFPGCUBDIBKIX7}

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	2026-06-24T01:14:55.151500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ea93a9c2523df9195e61502340548bfdd0d3cf8fb39a7354fc8f2fa9be40bd1

Aliases

arxiv: 2312.17037 · arxiv_version: 2312.17037v2 · doi: 10.48550/arxiv.2312.17037 · pith_short_12: L2UTVHBFEPPZ · pith_short_16: L2UTVHBFEPPZDFPG · pith_short_8: L2UTVHBF

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/L2UTVHBFEPPZDFPGCUBDIBKIX7 \
  | 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: 5ea93a9c2523df9195e61502340548bfdd0d3cf8fb39a7354fc8f2fa9be40bd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abc371f6b4e174a1a86797114a05985e8c033653083ccf45cbf623d93fc71ce5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-12-28T14:23:59Z",
    "title_canon_sha256": "f266531253aab20418c5bc3d12adbdda34246a69e0d3a6ff14b2d70f6abb2735"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.17037",
    "kind": "arxiv",
    "version": 2
  }
}