Pith Number

pith:OFIQ4HAW

pith:2019:OFIQ4HAWP4J7W4ERUIJ2VFM5IO

not attested not anchored not stored refs pending

Compiling basic linear algebra subroutines for quantum computers

Joseph Fitzsimons, Liming Zhao, Patrick Rebentrost, Zhikuan Zhao

arxiv:1902.10394 v1 · 2019-02-27 · 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{OFIQ4HAWP4J7W4ERUIJ2VFM5IO}

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	2026-05-17T23:52:30.979347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71510e1c167f13fb7091a213aa959d43a3917c98ba42da65d9002a45904f672a

Aliases

arxiv: 1902.10394 · arxiv_version: 1902.10394v1 · doi: 10.48550/arxiv.1902.10394 · pith_short_12: OFIQ4HAWP4J7 · pith_short_16: OFIQ4HAWP4J7W4ER · pith_short_8: OFIQ4HAW

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/OFIQ4HAWP4J7W4ERUIJ2VFM5IO \
  | 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: 71510e1c167f13fb7091a213aa959d43a3917c98ba42da65d9002a45904f672a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e74a4dec055f4099753485d42cdd08ee54eb639811f49f7c42ca7d34eae5ad9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-27T08:52:10Z",
    "title_canon_sha256": "413bc31129cc675683bfddec00834f315ce30bafefa1fe886247e14b082d44e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10394",
    "kind": "arxiv",
    "version": 1
  }
}