Pith Number

pith:5QJG33XO

pith:2015:5QJG33XO42VB4KOK5SIIC2WZQJ

not attested not anchored not stored refs pending

Decoding Network Codes using the Sum-Product Algorithm

Anindya Gupta, B. Sundar Rajan

arxiv:1510.03634 v1 · 2015-10-13 · 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{5QJG33XO42VB4KOK5SIIC2WZQJ}

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	2026-05-18T01:30:16.610697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec126deeeee6aa1e29caec90816ad98262279d44f46cd4e52cec789df241fdf1

Aliases

arxiv: 1510.03634 · arxiv_version: 1510.03634v1 · doi: 10.48550/arxiv.1510.03634 · pith_short_12: 5QJG33XO42VB · pith_short_16: 5QJG33XO42VB4KOK · pith_short_8: 5QJG33XO

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/5QJG33XO42VB4KOK5SIIC2WZQJ \
  | 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: ec126deeeee6aa1e29caec90816ad98262279d44f46cd4e52cec789df241fdf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f00cd7e68ec53cedec427eea4ac92e2bdc2e2770f066a0cf2bba8b8cd6f2d13",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-10-13T11:35:35Z",
    "title_canon_sha256": "a8312b768fff70c22de9978e759534108c9d367e9273e7f5e8151cd0b8b3a9fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03634",
    "kind": "arxiv",
    "version": 1
  }
}