Pith Number

pith:2R3YYIWM

pith:2017:2R3YYIWM23FFRIC4RFW6RPTO3L

not attested not anchored not stored refs pending

An Innovations Approach to Viterbi Decoding of Convolutional Codes

Masato Tajima

arxiv:1710.11310 v3 · 2017-10-31 · 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{2R3YYIWM23FFRIC4RFW6RPTO3L}

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	2026-05-18T00:01:38.897503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4778c22ccd6ca58a05c896de8be6edad17695bc775b97fc4454e7832e50f300

Aliases

arxiv: 1710.11310 · arxiv_version: 1710.11310v3 · doi: 10.48550/arxiv.1710.11310 · pith_short_12: 2R3YYIWM23FF · pith_short_16: 2R3YYIWM23FFRIC4 · pith_short_8: 2R3YYIWM

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/2R3YYIWM23FFRIC4RFW6RPTO3L \
  | 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: d4778c22ccd6ca58a05c896de8be6edad17695bc775b97fc4454e7832e50f300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7e7d767cc4adbb9a65795c0b5c4d777ecbfa7045e1dc42919996fd5ff905630",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-10-31T03:21:59Z",
    "title_canon_sha256": "43638437811a6b34e06889eb556aa982493b15e82cf2cc00d0b5922f689908a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.11310",
    "kind": "arxiv",
    "version": 3
  }
}