Pith Number

pith:TYVQR53U

pith:2008:TYVQR53US4JKAWN7UJMZASKS77

not attested not anchored not stored refs pending

Complexity of stoquastic frustration-free Hamiltonians

Barbara Terhal, Sergey Bravyi

arxiv:0806.1746 v1 · 2008-06-10 · 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{TYVQR53US4JKAWN7UJMZASKS77}

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

3 papers in Pith

Quantum resources in non-stoquastic quantum annealing

The Complexity of Local Stoquastic Hamiltonians on 2D Lattices

The Collapse of Unentangled Stoquastic Merlin-Arthur Proof Systems

Receipt and verification

First computed	2026-07-04T17:20:01.982216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e2b08f7749712a059bfa259904952ffddc5735517f9b3dd2979a5015a6b0426

Aliases

arxiv: 0806.1746 · arxiv_version: 0806.1746v1 · doi: 10.48550/arxiv.0806.1746 · pith_short_12: TYVQR53US4JK · pith_short_16: TYVQR53US4JKAWN7 · pith_short_8: TYVQR53U

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/TYVQR53US4JKAWN7UJMZASKS77 \
  | 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: 9e2b08f7749712a059bfa259904952ffddc5735517f9b3dd2979a5015a6b0426

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daf7975482d6e5d13cccc691c269f110427b9f3e7760b0165a4a4480205bd3dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-06-10T20:15:56Z",
    "title_canon_sha256": "e6e8bc29d659cc5dba9b7e4d7971e7d942bda61b37f1f0a5cfeae9a9b2c85b46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.1746",
    "kind": "arxiv",
    "version": 1
  }
}