Pith Number

pith:W4AXC3OF

pith:2026:W4AXC3OFH7GE7URVPNFHS2YZME

not attested not anchored not stored refs pending

Quantum Viterbi Algorithm

Abdessatar Souissi, El Gheteb Soueidi, Farrukh Mukhamedov, Luigi Accardi, Mohamed Rhaima

arxiv:2605.18912 v1 · 2026-05-17 · quant-ph · math-ph · math.MP · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4AXC3OFH7GE7URVPNFHS2YZME}

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	2026-05-20T00:06:31.794933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b701716dc53fcc4fd2357b4a796b1961171486ef11e59dc06b949c742f5d9599

Aliases

arxiv: 2605.18912 · arxiv_version: 2605.18912v1 · doi: 10.48550/arxiv.2605.18912 · pith_short_12: W4AXC3OFH7GE · pith_short_16: W4AXC3OFH7GE7URV · pith_short_8: W4AXC3OF

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/W4AXC3OFH7GE7URVPNFHS2YZME \
  | 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: b701716dc53fcc4fd2357b4a796b1961171486ef11e59dc06b949c742f5d9599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baff2e145198bd4fc8eec9cf920986741d165462802d379a0551f1edd122048d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.PR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-17T20:09:26Z",
    "title_canon_sha256": "81a2748fb883af1357e76158657478d3deef61494e800ff174e44a84583e8f77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18912",
    "kind": "arxiv",
    "version": 1
  }
}