Pith Number

pith:PTWMX2BM

pith:2026:PTWMX2BMKQ3NMWJG5GR75GHMFN

not attested not anchored not stored refs pending

Landscape-Similarity-Guided Optimization in Divide-and-Conquer QAOA

Aniket Patra, Hee Chul Park, Leanghok Hour, Moon Jip Park, Sanghyeon Lee, Sokea Sang, Youngsun Han

arxiv:2602.21689 v2 · 2026-02-25 · 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{PTWMX2BMKQ3NMWJG5GR75GHMFN}

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	2026-05-29T01:05:05.585243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ceccbe82c5436d65926e9a3fe98ec2b77dc6dbbddf11b32dba83b4b02bbac72

Aliases

arxiv: 2602.21689 · arxiv_version: 2602.21689v2 · doi: 10.48550/arxiv.2602.21689 · pith_short_12: PTWMX2BMKQ3N · pith_short_16: PTWMX2BMKQ3NMWJG · pith_short_8: PTWMX2BM

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/PTWMX2BMKQ3NMWJG5GR75GHMFN \
  | 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: 7ceccbe82c5436d65926e9a3fe98ec2b77dc6dbbddf11b32dba83b4b02bbac72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "992ade75a1ca63f53021511f0f353d333a7cf9f86f45a57bec0bf8f42672abc1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-02-25T08:46:05Z",
    "title_canon_sha256": "c0578ff0a5e5d21e57e8fa677679d7d9e99c139a0a0627b4f63bd89273d8b5fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.21689",
    "kind": "arxiv",
    "version": 2
  }
}