Pith Number

pith:ACUISGDK

pith:2021:ACUISGDKJ6FEIL25NT2JCFUGZF

not attested not anchored not stored refs pending

Permutation-invariant quantum coding for quantum deletion channels

Yingkai Ouyang

arxiv:2102.02494 v2 · 2021-02-04 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACUISGDKJ6FEIL25NT2JCFUGZF}

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

An angular momentum approach to quantum insertion errors

Receipt and verification

First computed	2026-07-05T03:23:07.424305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00a889186a4f8a442f5d6cf4911686c943b15c8b6c47ca517619d0434b5d8c4b

Aliases

arxiv: 2102.02494 · arxiv_version: 2102.02494v2 · doi: 10.48550/arxiv.2102.02494 · pith_short_12: ACUISGDKJ6FE · pith_short_16: ACUISGDKJ6FEIL25 · pith_short_8: ACUISGDK

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/ACUISGDKJ6FEIL25NT2JCFUGZF \
  | 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: 00a889186a4f8a442f5d6cf4911686c943b15c8b6c47ca517619d0434b5d8c4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9846803a993eca3ef7076700a4337557e652df208cf6a882af4d82a0b07196a",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-04T09:12:35Z",
    "title_canon_sha256": "a6ecfe2b48ba8bd0d7bd5d68a17ea551e1a4b6f4c38a8a38c2e7df43a88a5bdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02494",
    "kind": "arxiv",
    "version": 2
  }
}