Pith Number

pith:6DQWZFJU

pith:2026:6DQWZFJUZ3QS3EUST5J36HRW6V

not attested not anchored not stored refs pending

Dynamical Lie Algebras Cannot Describe Shallow QAOA: Cragged Terrains, Barren Plateaus, and Empirical Hardness Models

Amy Qiao, An\v{z}ej Margeta-Cacace, Charlton Li, Harrison Copp

arxiv:2608.04252 v1 · 2026-08-04 · quant-ph · cs.ET · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6DQWZFJUZ3QS3EUST5J36HRW6V}

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	2026-08-06T01:31:45.453439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0e16c9534cee12d92929f53bf1e36f5479053c0f43f78b1357212261f94cb5f

Aliases

arxiv: 2608.04252 · arxiv_version: 2608.04252v1 · doi: 10.48550/arxiv.2608.04252 · pith_short_12: 6DQWZFJUZ3QS · pith_short_16: 6DQWZFJUZ3QS3EUS · pith_short_8: 6DQWZFJU

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/6DQWZFJUZ3QS3EUST5J36HRW6V \
  | 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: f0e16c9534cee12d92929f53bf1e36f5479053c0f43f78b1357212261f94cb5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28d69061018e6297cb19ce650df5cb68c29cf4fea0100db9bc7a780dd61f02b9",
    "cross_cats_sorted": [
      "cs.ET",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-04T22:15:35Z",
    "title_canon_sha256": "22d5a69871033f774350248cc0e6b1f88895cc5b278016c490a7e179c6865ca7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04252",
    "kind": "arxiv",
    "version": 1
  }
}