Pith Number

pith:UOARZCY5

pith:2005:UOARZCY57KC3JK3YOZCE3O3AP6

not attested not anchored not stored refs pending

Convolutional and tail-biting quantum error-correcting codes

G. David Forney, Jr., Markus Grassl, Saikat Guha

arxiv:quant-ph/0511016 v2 · 2005-11-02 · 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{UOARZCY57KC3JK3YOZCE3O3AP6}

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	2026-05-18T03:47:09.298171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3811c8b1dfa85b4ab7876444dbb607faca1727fc8901a3fe38ce9f6f696cf9b

Aliases

arxiv: quant-ph/0511016 · arxiv_version: quant-ph/0511016v2 · doi: 10.48550/arxiv.quant-ph/0511016 · pith_short_12: UOARZCY57KC3 · pith_short_16: UOARZCY57KC3JK3Y · pith_short_8: UOARZCY5

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/UOARZCY57KC3JK3YOZCE3O3AP6 \
  | 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: a3811c8b1dfa85b4ab7876444dbb607faca1727fc8901a3fe38ce9f6f696cf9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53d6ace86a6ae6d9b8d523790fbdba9e9a7a4336717c07f2836eb49013c05678",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-11-02T21:23:21Z",
    "title_canon_sha256": "23f6532c69f3f166647dcb6da721d56ac8f4aa541e18e70df7b166ffd95957a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0511016",
    "kind": "arxiv",
    "version": 2
  }
}