Pith Number

pith:U6ZYSWVY

pith:2026:U6ZYSWVYA3QCCOXV75WMZ7GYER

not attested not anchored not stored refs pending

Quantum Interference as a Proposal Mechanism for Combinatorial Optimization

Donald J. Jacobs

arxiv:2607.27509 v1 · 2026-07-29 · 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{U6ZYSWVYA3QCCOXV75WMZ7GYER}

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	2026-07-31T01:24:40.595566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

a7b3895ab806e0213af5ff6cccfcd82460c83691d86780eb3fa744f799429f9e

Aliases

arxiv: 2607.27509 · arxiv_version: 2607.27509v1 · doi: 10.48550/arxiv.2607.27509 · pith_short_12: U6ZYSWVYA3QC · pith_short_16: U6ZYSWVYA3QCCOXV · pith_short_8: U6ZYSWVY

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/U6ZYSWVYA3QCCOXV75WMZ7GYER \
  | 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: a7b3895ab806e0213af5ff6cccfcd82460c83691d86780eb3fa744f799429f9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a406cc017e99ab6a13d331e6db44390289d8222f677aa36c62d68a3bb4bd7a35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-29T22:54:13Z",
    "title_canon_sha256": "e4a435115eb1b22eb604d299c6337bbe47c5981d7fc78407d2db8c0d11ccf108"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27509",
    "kind": "arxiv",
    "version": 1
  }
}