Pith Number

pith:NA4LSLRL

pith:2002:NA4LSLRL2MP3URFX25F25KSOBL

not attested not anchored not stored refs pending

Exponents of quantum fixed-length pure state source coding

Masahito Hayashi

arxiv:quant-ph/0202002 v6 · 2002-02-01 · 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{NA4LSLRL2MP3URFX25F25KSOBL}

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.

Cited by

1 paper in Pith

Error exponents for tripartite-to-bipartite entanglement transformations

Receipt and verification

First computed	2026-07-04T16:35:59.121430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6838b92e2bd31fba44b7d74baeaa4e0af90886358531fef60ab121c2ba6c4308

Aliases

arxiv: quant-ph/0202002 · arxiv_version: quant-ph/0202002v6 · doi: 10.48550/arxiv.quant-ph/0202002 · pith_short_12: NA4LSLRL2MP3 · pith_short_16: NA4LSLRL2MP3URFX · pith_short_8: NA4LSLRL

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/NA4LSLRL2MP3URFX25F25KSOBL \
  | 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: 6838b92e2bd31fba44b7d74baeaa4e0af90886358531fef60ab121c2ba6c4308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af6ed195825e40ad63644ffb285d16c455126f3cbed7bba9e0e4b2dcb9353ea4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-02-01T05:59:30Z",
    "title_canon_sha256": "fb18d85ff54163335fd9b12a7f7c1581edf59b777d734a4bc93ec419167dc072"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0202002",
    "kind": "arxiv",
    "version": 6
  }
}