Pith Number

pith:DGHO6MVA

pith:2025:DGHO6MVAKKXPMT5PPUYHSPFLTR

not attested not anchored not stored refs pending

Preparing low-variance states using a distributed quantum algorithm

Benjamin F. Schiffer, Jordi Tura, Xiaoyu Liu

arxiv:2501.13097 v2 · 2025-01-22 · 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{DGHO6MVAKKXPMT5PPUYHSPFLTR}

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	2026-07-05T11:59:56.934621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

198eef32a052aef64faf7d30793cab9c44946fa91e49d3e8689fa5807fc073b5

Aliases

arxiv: 2501.13097 · arxiv_version: 2501.13097v2 · doi: 10.48550/arxiv.2501.13097 · pith_short_12: DGHO6MVAKKXP · pith_short_16: DGHO6MVAKKXPMT5P · pith_short_8: DGHO6MVA

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/DGHO6MVAKKXPMT5PPUYHSPFLTR \
  | 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: 198eef32a052aef64faf7d30793cab9c44946fa91e49d3e8689fa5807fc073b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "707964166d0a189f444c868ff44b0d58291a81711f21c7f63e3702dfef5e2987",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-01-22T18:55:51Z",
    "title_canon_sha256": "c0d5b6017832773c9800cda0cddb051725862675c25741b6eb4733a198b1ebd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13097",
    "kind": "arxiv",
    "version": 2
  }
}