Pith Number

pith:473ESND3

pith:2013:473ESND3PNU6YXRPXNWVAPE23H

not attested not anchored not stored refs pending

Recursive encoding and decoding of the noiseless subsystem for qudits

Chi-Kwong Li, Mikio Nakahara, Nung-sing Sze, Utkan G\"ung\"ord\"u, Yiu-Tung Poon

arxiv:1310.4401 v2 · 2013-10-16 · 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{473ESND3PNU6YXRPXNWVAPE23H}

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	2026-05-18T02:54:54.360718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7f649347b7b69ec5e2fbb6d503c9ad9d31e566394f7d36194480d2d535b957b

Aliases

arxiv: 1310.4401 · arxiv_version: 1310.4401v2 · doi: 10.48550/arxiv.1310.4401 · pith_short_12: 473ESND3PNU6 · pith_short_16: 473ESND3PNU6YXRP · pith_short_8: 473ESND3

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/473ESND3PNU6YXRPXNWVAPE23H \
  | 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: e7f649347b7b69ec5e2fbb6d503c9ad9d31e566394f7d36194480d2d535b957b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "322d3e6a15e75c3356e527a0cca9fd8d4ba11e7b506065b84fcff20aa6ee71a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-10-16T14:27:54Z",
    "title_canon_sha256": "99c174a2fe833fe5aca469aeac904e71d2f980366753fcd7db216efb7d886256"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4401",
    "kind": "arxiv",
    "version": 2
  }
}