Pith Number

pith:E2KZPE6E

pith:2006:E2KZPE6EC4SF55BOFUYJXTZAZV

not attested not anchored not stored refs pending

The quantum FFT can be classically simulated

Dorit Aharonov, Johann Makowsky, Zeph Landau

arxiv:quant-ph/0611156 v2 · 2006-11-14 · 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{E2KZPE6EC4SF55BOFUYJXTZAZV}

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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

1 paper in Pith

Carving-width and contraction trees for tensor networks

Receipt and verification

First computed	2026-07-04T15:00:29.377994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26959793c417245ef42e2d309bcf20cd74baa2f85c82e36dfb1b15909ee53c3a

Aliases

arxiv: quant-ph/0611156 · arxiv_version: quant-ph/0611156v2 · doi: 10.48550/arxiv.quant-ph/0611156 · pith_short_12: E2KZPE6EC4SF · pith_short_16: E2KZPE6EC4SF55BO · pith_short_8: E2KZPE6E

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/E2KZPE6EC4SF55BOFUYJXTZAZV \
  | 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: 26959793c417245ef42e2d309bcf20cd74baa2f85c82e36dfb1b15909ee53c3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9867a8acc46712be2ff464ce8b1955cbc93ca53d0b61eb40b5363c24c0e3e5a0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-11-14T18:31:23Z",
    "title_canon_sha256": "7ec6535080115b7b812998546e100de281a2740105f4620c241daad09e832dad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0611156",
    "kind": "arxiv",
    "version": 2
  }
}