Pith Number

pith:VV4GPDYU

pith:2025:VV4GPDYUDPV6NU552OS52X6DBL

not attested not anchored not stored refs pending

DAPO-QAOA: An algorithm for solving combinatorial optimization problems by dynamically constructing phase operators

Linchun Wan, Yukun Wang, Zeyang Li

arxiv:2502.04100 v1 · 2025-02-06 · 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{VV4GPDYUDPV6NU552OS52X6DBL}

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	2026-07-05T10:10:34.128994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad78678f141bebe6d3bdd3a5dd5fc30aeb6d9d3ba6ddd6bf74fc7b55475158e9

Aliases

arxiv: 2502.04100 · arxiv_version: 2502.04100v1 · doi: 10.48550/arxiv.2502.04100 · pith_short_12: VV4GPDYUDPV6 · pith_short_16: VV4GPDYUDPV6NU55 · pith_short_8: VV4GPDYU

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/VV4GPDYUDPV6NU552OS52X6DBL \
  | 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: ad78678f141bebe6d3bdd3a5dd5fc30aeb6d9d3ba6ddd6bf74fc7b55475158e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ab0b7809f162fba38be2f0c50321dc894846167870f635d111e5ecc89b46838",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-06T14:24:05Z",
    "title_canon_sha256": "3fafb8bfbe40a1c80695a2471172fb206d681d582889f63352b5bda1c8ee0dfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04100",
    "kind": "arxiv",
    "version": 1
  }
}