Pith Number

pith:3QMOAC2A

pith:2014:3QMOAC2A2C4Z43NJ3XG3QOEWG6

not attested not anchored not stored refs pending

Two-dimensional local Hamiltonian problem with area laws is QMA-complete

Yichen Huang

arxiv:1411.6614 v3 · 2014-11-24 · cond-mat.str-el · cs.CC · 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{3QMOAC2A2C4Z43NJ3XG3QOEWG6}

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.

Cited by

2 papers in Pith

Convergence rates of Sum-of-Hermitian-Squares Hierarchies for the Pauli algebra

On the Complexity of the Succinct State Local Hamiltonian Problem

Receipt and verification

First computed	2026-07-05T03:02:04.527447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc18e00b40d0b99e6da9ddcdb838963796960117feab397dbc991fa8f4e8252d

Aliases

arxiv: 1411.6614 · arxiv_version: 1411.6614v3 · doi: 10.48550/arxiv.1411.6614 · pith_short_12: 3QMOAC2A2C4Z · pith_short_16: 3QMOAC2A2C4Z43NJ · pith_short_8: 3QMOAC2A

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/3QMOAC2A2C4Z43NJ3XG3QOEWG6 \
  | 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: dc18e00b40d0b99e6da9ddcdb838963796960117feab397dbc991fa8f4e8252d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc5428e4ca9f58001aac2ff3d8fd620aa16a582550d1d735f42a49d8e4834d93",
    "cross_cats_sorted": [
      "cs.CC",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2014-11-24T20:56:03Z",
    "title_canon_sha256": "acf0e4a7b4225fb6aa76b783cd4230f0fa4e00b405cd6ca65f9e43e5b691bed8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6614",
    "kind": "arxiv",
    "version": 3
  }
}