Pith Number

pith:DMOTU3UJ

pith:2001:DMOTU3UJLLWLR2NEYOKG3E6T37

not attested not anchored not stored refs pending

Universal simulation of Hamiltonian dynamics for qudits

Andrew M. Childs, Christopher M. Dawson, Jennifer L. Dodd, Michael A. Nielsen, Michael J. Bremner

arxiv:quant-ph/0109064 v2 · 2001-09-14 · 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{DMOTU3UJLLWLR2NEYOKG3E6T37}

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	2026-07-04T14:45:41.952920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b1d3a6e895aecb8e9a4c3946d93d3dff2175bff09b5d6093f7455e3101f29c7

Aliases

arxiv: quant-ph/0109064 · arxiv_version: quant-ph/0109064v2 · doi: 10.48550/arxiv.quant-ph/0109064 · pith_short_12: DMOTU3UJLLWL · pith_short_16: DMOTU3UJLLWLR2NE · pith_short_8: DMOTU3UJ

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/DMOTU3UJLLWLR2NEYOKG3E6T37 \
  | 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: 1b1d3a6e895aecb8e9a4c3946d93d3dff2175bff09b5d6093f7455e3101f29c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "275423d96e17598b16c862e630d280768cea57a70aaf4dad946773e06225c2e3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2001-09-14T04:44:52Z",
    "title_canon_sha256": "82e708c13402d78588b20cb4bf04a1db16328b149b59f6726b4d31c19a999dd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0109064",
    "kind": "arxiv",
    "version": 2
  }
}