Pith Number

pith:PLTSDXMP

pith:2011:PLTSDXMP7PNASAKCDKJDVHA4EZ

not attested not anchored not stored refs pending

On fuzzy syndrome hashing with LDPC coding

Davide Schipani, Franco Chiaraluce, Joachim Rosenthal, Marco Baldi, Marco Bianchi

arxiv:1107.1600 v2 · 2011-07-08 · cs.IT · cs.CR · 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{PLTSDXMP7PNASAKCDKJDVHA4EZ}

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	2026-05-18T04:09:54.463614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ae721dd8ffbda0901421a923a9c1c26424d3f0ac575ec8cfb0d21b5155a9ea0

Aliases

arxiv: 1107.1600 · arxiv_version: 1107.1600v2 · doi: 10.48550/arxiv.1107.1600 · pith_short_12: PLTSDXMP7PNA · pith_short_16: PLTSDXMP7PNASAKC · pith_short_8: PLTSDXMP

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/PLTSDXMP7PNASAKCDKJDVHA4EZ \
  | 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: 7ae721dd8ffbda0901421a923a9c1c26424d3f0ac575ec8cfb0d21b5155a9ea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b4824750e3d95be11136f065f1d7bc0bae2ff4ee90820606d23bb028c7d37e0",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-07-08T10:32:26Z",
    "title_canon_sha256": "83fb65c26c6a11de4a2cc87d4ce99554e56b63cb4eae76b52257d3dc899baccb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1600",
    "kind": "arxiv",
    "version": 2
  }
}