Pith Number

pith:3L6FID3T

pith:2006:3L6FID3T23TX3ANGB74SMF444K

not attested not anchored not stored refs pending

A simple nearest-neighbor two-body Hamiltonian system for which the ground state is a universal resource for quantum computation

Stephen D. Bartlett, Terry Rudolph

arxiv:quant-ph/0609002 v3 · 2006-09-01 · 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{3L6FID3T23TX3ANGB74SMF444K}

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	2026-07-04T14:56:46.098245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dafc540f73d6e77d81a60ff926179ce2bd105a9953640e5b981b50f622bffa75

Aliases

arxiv: quant-ph/0609002 · arxiv_version: quant-ph/0609002v3 · doi: 10.48550/arxiv.quant-ph/0609002 · pith_short_12: 3L6FID3T23TX · pith_short_16: 3L6FID3T23TX3ANG · pith_short_8: 3L6FID3T

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/3L6FID3T23TX3ANGB74SMF444K \
  | 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: dafc540f73d6e77d81a60ff926179ce2bd105a9953640e5b981b50f622bffa75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6752c9c5dba833cf0103a7c3be744824fd633d9988f926640523b6f90ab9c34c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-09-01T00:11:27Z",
    "title_canon_sha256": "051baf865fd1c77602d57dd79308160aa263f1a5d0a197ef8dc1fe9e78937443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0609002",
    "kind": "arxiv",
    "version": 3
  }
}