Pith Number

pith:GPKP74O3

pith:2021:GPKP74O34M4KT3GPJQ5WAPNJWF

not attested not anchored not stored refs pending

Robust and Resource-Efficient Quantum Circuit Approximation

Costin Iancu, Devesh Tiwari, Ed Younis, Tirthak Patel, Wibe de Jong

arxiv:2108.12714 v1 · 2021-08-28 · quant-ph · cs.ET

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GPKP74O34M4KT3GPJQ5WAPNJWF}

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	2026-07-05T03:09:34.829331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33d4fff1dbe338a9eccf4c3b603da9b178fe7adf2b64ff6af80bd4bccf8ed75d

Aliases

arxiv: 2108.12714 · arxiv_version: 2108.12714v1 · doi: 10.48550/arxiv.2108.12714 · pith_short_12: GPKP74O34M4K · pith_short_16: GPKP74O34M4KT3GP · pith_short_8: GPKP74O3

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/GPKP74O34M4KT3GPJQ5WAPNJWF \
  | 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: 33d4fff1dbe338a9eccf4c3b603da9b178fe7adf2b64ff6af80bd4bccf8ed75d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ff1700e841296108f9e997ccf59fb23e0666cc59338111e56ff3c99e528b1a7",
    "cross_cats_sorted": [
      "cs.ET"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-08-28T22:48:25Z",
    "title_canon_sha256": "245ba936381f86eb6cfd4b7bf0a8ea0a9570c0948ecc8fefe415bc60d36f9850"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12714",
    "kind": "arxiv",
    "version": 1
  }
}