Pith Number

pith:GIR5BVXD

pith:2016:GIR5BVXDY74NW5HZNPK45B3BZK

not attested not anchored not stored refs pending

Time-Invariant Spatially Coupled Low-Density Parity-Check Codes with Small Constraint Length

Franco Chiaraluce, Giovanni Cancellieri, Marco Baldi, Massimo Battaglioni

arxiv:1605.05560 v1 · 2016-05-18 · 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{GIR5BVXDY74NW5HZNPK45B3BZK}

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	2026-05-18T01:14:34.588366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3223d0d6e3c7f8db74f96bd5ce8761ca81ed9d7e067423f2c16bb2622f5fcd43

Aliases

arxiv: 1605.05560 · arxiv_version: 1605.05560v1 · doi: 10.48550/arxiv.1605.05560 · pith_short_12: GIR5BVXDY74N · pith_short_16: GIR5BVXDY74NW5HZ · pith_short_8: GIR5BVXD

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/GIR5BVXDY74NW5HZNPK45B3BZK \
  | 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: 3223d0d6e3c7f8db74f96bd5ce8761ca81ed9d7e067423f2c16bb2622f5fcd43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99fab75f89aeb9e5548cf9bf8c2c3e59eed87808911897aeabc8274779f5fa70",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-05-18T12:51:37Z",
    "title_canon_sha256": "d317ab4e0ff83ef1fc85f6400b89f978ed372d1f5b1dc3dcc0664154d4e979e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05560",
    "kind": "arxiv",
    "version": 1
  }
}