Pith Number

pith:HQOZV3QQ

pith:2014:HQOZV3QQVS3QOTVLDZJC3FR6MU

not attested not anchored not stored refs pending

Nonuniform Fuchsian codes for noisy channels

Camilla Hollanti, Dion\'is Rem\'on, Iv\'an Blanco-Chac\'on, Montserrat Alsina

arxiv:1403.2912 v2 · 2014-03-12 · 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{HQOZV3QQVS3QOTVLDZJC3FR6MU}

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	2026-05-18T02:39:23.813929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c1d9aee10acb7074eab1e522d963e653bc509d9d401818b9548fecd86220c7f

Aliases

arxiv: 1403.2912 · arxiv_version: 1403.2912v2 · doi: 10.48550/arxiv.1403.2912 · pith_short_12: HQOZV3QQVS3Q · pith_short_16: HQOZV3QQVS3QOTVL · pith_short_8: HQOZV3QQ

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/HQOZV3QQVS3QOTVLDZJC3FR6MU \
  | 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: 3c1d9aee10acb7074eab1e522d963e653bc509d9d401818b9548fecd86220c7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "962258fd804d1ce7003b74596f5be7f3a06b41397fb392424b53caedcbec6a3f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-03-12T12:48:39Z",
    "title_canon_sha256": "cbf50dd9306badf7d098a45caf6c5a351d901581da0276eb56406e616a9b2d40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2912",
    "kind": "arxiv",
    "version": 2
  }
}