Pith Number

pith:BIMOD4RX

pith:2014:BIMOD4RXZZB3PB6IXCHRPOIPPB

not attested not anchored not stored refs pending

Spatially Coupled Turbo Codes

Alexandre Graell i Amat, Michael Lentmaier, Saeedeh Moloudi

arxiv:1404.2393 v2 · 2014-04-09 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BIMOD4RXZZB3PB6IXCHRPOIPPB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:47:07.307614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a18e1f237ce43b787c8b88f17b90f7872933d7f757ba13e3738a6dab099c34a

Aliases

arxiv: 1404.2393 · arxiv_version: 1404.2393v2 · doi: 10.48550/arxiv.1404.2393 · pith_short_12: BIMOD4RXZZB3 · pith_short_16: BIMOD4RXZZB3PB6I · pith_short_8: BIMOD4RX

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/BIMOD4RXZZB3PB6IXCHRPOIPPB \
  | 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: 0a18e1f237ce43b787c8b88f17b90f7872933d7f757ba13e3738a6dab099c34a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cc1588340f3cf4b8812df7134b0f3dcc36937fb556a5733fba64564cefc1e1c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-04-09T08:11:28Z",
    "title_canon_sha256": "e5ed649eb96151bccbc46a4eeb1691b45653672a5a076cd6e1be9417c09eff1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2393",
    "kind": "arxiv",
    "version": 2
  }
}