Pith Number

pith:QT5RKTR2

pith:2009:QT5RKTR2NDE3HPXRTKV7F7VEJY

not attested not anchored not stored refs pending

Limitations on the simulation of non-sparse Hamiltonians

Andrew M. Childs, Robin Kothari

arxiv:0908.4398 v2 · 2009-08-31 · 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{QT5RKTR2NDE3HPXRTKV7F7VEJY}

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

Analog photonic simulator for large-scale transport

An Oracle-Free Quantum Algorithm for Nonadiabatic Quantum Molecular Dynamics

Receipt and verification

First computed	2026-05-17T23:58:00.069693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84fb154e3a68c9b3bef19aabf2fea44e040a343da674611aa48939a3c61f834f

Aliases

arxiv: 0908.4398 · arxiv_version: 0908.4398v2 · doi: 10.48550/arxiv.0908.4398 · pith_short_12: QT5RKTR2NDE3 · pith_short_16: QT5RKTR2NDE3HPXR · pith_short_8: QT5RKTR2

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/QT5RKTR2NDE3HPXRTKV7F7VEJY \
  | 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: 84fb154e3a68c9b3bef19aabf2fea44e040a343da674611aa48939a3c61f834f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b01cccade88477f7ed536ac28602a86e033572bd9a0a93ca2af667a6f0aac33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-08-31T13:40:28Z",
    "title_canon_sha256": "c9ccb16afa2fdb6489d505994715c89d0a74d082cd2e0a2acf9aa5736e6c6d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4398",
    "kind": "arxiv",
    "version": 2
  }
}