Pith Number

pith:ZZUEBWAX

pith:2020:ZZUEBWAXOAK3ZNPUKDKM47KCS6

not attested not anchored not stored refs pending

Complexity of quantum state verification in the quantum linear systems problem

Rolando D. Somma, Yigit Subasi

arxiv:2007.15698 v2 · 2020-07-30 · 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{ZZUEBWAXOAK3ZNPUKDKM47KCS6}

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	2026-07-05T02:17:29.679372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce6840d8177015bcb5f450d4ce7d429781584552ef8c1229e2721748f442a97f

Aliases

arxiv: 2007.15698 · arxiv_version: 2007.15698v2 · doi: 10.48550/arxiv.2007.15698 · pith_short_12: ZZUEBWAXOAK3 · pith_short_16: ZZUEBWAXOAK3ZNPU · pith_short_8: ZZUEBWAX

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/ZZUEBWAXOAK3ZNPUKDKM47KCS6 \
  | 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: ce6840d8177015bcb5f450d4ce7d429781584552ef8c1229e2721748f442a97f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bb8d58c97d1e2b3a22233698cc767d8d43988f6a68d4579e0d99acecd1316ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-07-30T19:20:49Z",
    "title_canon_sha256": "05aa3ae76c31e8437f699facbaa6a5238aa062a8afe7bfb38d1f730bcbc1129a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.15698",
    "kind": "arxiv",
    "version": 2
  }
}