Pith Number

pith:QMZICBB7

pith:2018:QMZICBB7PTWI7RH5USRKIXHRMQ

not attested not anchored not stored refs pending

Adaptive Group Shuffled Decoding for LDPC Codes

Tofar C.-Y. Chang, Yu T. Su

arxiv:1804.00274 v1 · 2018-04-01 · 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{QMZICBB7PTWI7RH5USRKIXHRMQ}

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	2026-05-18T00:19:37.819095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

833281043f7cec8fc4fda4a2a45cf1642b8ec704a8800691ea6760d6177301f3

Aliases

arxiv: 1804.00274 · arxiv_version: 1804.00274v1 · doi: 10.48550/arxiv.1804.00274 · pith_short_12: QMZICBB7PTWI · pith_short_16: QMZICBB7PTWI7RH5 · pith_short_8: QMZICBB7

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/QMZICBB7PTWI7RH5USRKIXHRMQ \
  | 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: 833281043f7cec8fc4fda4a2a45cf1642b8ec704a8800691ea6760d6177301f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ccc43772b6582b9aebaee01119e5b4559a7149523741f10762c1f2c43ba076b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-04-01T09:09:23Z",
    "title_canon_sha256": "6345e782d3c94cbc1c935168ec78a7cbfa6e9c6348d96c8a76aa8c2d488bf9c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00274",
    "kind": "arxiv",
    "version": 1
  }
}