Pith Number

pith:PEKD3ZFM

pith:2006:PEKD3ZFMFTXFPLO4P27DTNKCU4

not attested not anchored not stored refs pending

Asymmetric two-output quantum processor in any dimension

Gunnar Bjork, Iulia Ghiu

arxiv:quant-ph/0610138 v1 · 2006-10-17 · 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{PEKD3ZFMFTXFPLO4P27DTNKCU4}

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	2026-05-18T03:06:05.776045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79143de4ac2cee57addc7ebe39b542a71918deda16854ebb0cd96fb5c0668901

Aliases

arxiv: quant-ph/0610138 · arxiv_version: quant-ph/0610138v1 · doi: 10.48550/arxiv.quant-ph/0610138 · pith_short_12: PEKD3ZFMFTXF · pith_short_16: PEKD3ZFMFTXFPLO4 · pith_short_8: PEKD3ZFM

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/PEKD3ZFMFTXFPLO4P27DTNKCU4 \
  | 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: 79143de4ac2cee57addc7ebe39b542a71918deda16854ebb0cd96fb5c0668901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "938be18d9d1ad36be929cd97d47ba1ce9d5ecbe1a4a10e24d373a78f801c8bcb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-10-17T13:20:29Z",
    "title_canon_sha256": "451b872992750c6000bce7370051189ffff81f29fcb9d488d22c26a2e16f16c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0610138",
    "kind": "arxiv",
    "version": 1
  }
}