Pith Number

pith:ZQH7EJDU

pith:2020:ZQH7EJDUK6OXBNTAZYSUGTGBSE

not attested not anchored not stored refs pending

QFAST: Quantum Synthesis Using a Hierarchical Continuous Circuit Space

Costin Iancu, Ed Younis, Katherine Yelick, Koushik Sen

arxiv:2003.04462 v2 · 2020-03-09 · 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{ZQH7EJDUK6OXBNTAZYSUGTGBSE}

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

GULPS: Two-Qubit Gate Synthesis via Linear Programming for Heterogeneous Instruction Sets

Receipt and verification

First computed	2026-07-05T00:50:45.489108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc0ff22474579d70b660ce25434cc1912a3ff82724471900ee0ec192e851f9b1

Aliases

arxiv: 2003.04462 · arxiv_version: 2003.04462v2 · doi: 10.48550/arxiv.2003.04462 · pith_short_12: ZQH7EJDUK6OX · pith_short_16: ZQH7EJDUK6OXBNTA · pith_short_8: ZQH7EJDU

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/ZQH7EJDUK6OXBNTAZYSUGTGBSE \
  | 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: cc0ff22474579d70b660ce25434cc1912a3ff82724471900ee0ec192e851f9b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c09ff54ea9e42d193be276c6583aeea478f093349baa9b5bdac909873fdb2da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-03-09T23:55:43Z",
    "title_canon_sha256": "da944bff8b850d49fe8321c0fc2e0b5f94fc85cf1124c774ad870d7d799ef56e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04462",
    "kind": "arxiv",
    "version": 2
  }
}