Pith Number

pith:ISKL3QBU

pith:1996:ISKL3QBUQYVZVYFXR3PGLKLDZV

not attested not anchored not stored refs pending

A Hamiltonian for quantum copying

Dima Mozyrsky, Mark Hillery, Vladimir Privman

arxiv:quant-ph/9609018 v2 · 1996-09-24 · quant-ph · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ISKL3QBUQYVZVYFXR3PGLKLDZV}

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	2026-05-18T02:35:06.713391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4494bdc034862b9ae0b78ede65a963cd49bb74fe6accc0057cea79c58b50f4be

Aliases

arxiv: quant-ph/9609018 · arxiv_version: quant-ph/9609018v2 · doi: 10.48550/arxiv.quant-ph/9609018 · pith_short_12: ISKL3QBUQYVZ · pith_short_16: ISKL3QBUQYVZVYFX · pith_short_8: ISKL3QBU

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/ISKL3QBUQYVZVYFXR3PGLKLDZV \
  | 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: 4494bdc034862b9ae0b78ede65a963cd49bb74fe6accc0057cea79c58b50f4be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bfca6d506d83f2ee655834a25a1d6be3d554e8f73a30ad28ef4e4fc4cfeaac2",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1996-09-24T22:00:00Z",
    "title_canon_sha256": "c93e81cd8dfa82b0982a626980c3cec61c726ca55907a8533cdf79f5015927b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9609018",
    "kind": "arxiv",
    "version": 2
  }
}