Pith Number

pith:YDQXLZSZ

pith:2015:YDQXLZSZHSEVKZDDNPYGM6ZBA3

not attested not anchored not stored refs pending

Some problems of Graph Based Codes for Belief Propagation decoding

Vasiliy Usatyuk

arxiv:1511.00133 v3 · 2015-10-31 · 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{YDQXLZSZHSEVKZDDNPYGM6ZBA3}

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	2026-05-18T01:26:09.233726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0e175e6593c895564636bf0667b2106ec65946fb42c38570d87efb25332b294

Aliases

arxiv: 1511.00133 · arxiv_version: 1511.00133v3 · doi: 10.48550/arxiv.1511.00133 · pith_short_12: YDQXLZSZHSEV · pith_short_16: YDQXLZSZHSEVKZDD · pith_short_8: YDQXLZSZ

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/YDQXLZSZHSEVKZDDNPYGM6ZBA3 \
  | 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: c0e175e6593c895564636bf0667b2106ec65946fb42c38570d87efb25332b294

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5dea6ced78e58b1e42a8c6a8736b2e892caa1ae110f6c4df1dcf4d13c6ae628",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-10-31T14:41:09Z",
    "title_canon_sha256": "171ac8e9f0638d8c4491d5d1550d8c76d752348a0f24203ffb48e8b5141a6253"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00133",
    "kind": "arxiv",
    "version": 3
  }
}