Pith Number

pith:ADE37X2O

pith:2026:ADE37X2O4LNOP4BKFQKVQHT6LA

not attested not anchored not stored refs pending

Quantum Dimension Reduction of Hidden Markov Models

Rishi Sundar, Thomas J. Elliott

arxiv:2601.16126 v2 · 2026-01-22 · quant-ph · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ADE37X2O4LNOP4BKFQKVQHT6LA}

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.

Cited by

1 paper in Pith

Causal Architecture in Hidden Quantum Markov Models

Receipt and verification

First computed	2026-07-02T01:18:06.362608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00c9bfdf4ee2dae7f02a2c15581e7e58169d0c849514bddd5a1d5c684e465f32

Aliases

arxiv: 2601.16126 · arxiv_version: 2601.16126v2 · doi: 10.48550/arxiv.2601.16126 · pith_short_12: ADE37X2O4LNO · pith_short_16: ADE37X2O4LNOP4BK · pith_short_8: ADE37X2O

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/ADE37X2O4LNOP4BKFQKVQHT6LA \
  | 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: 00c9bfdf4ee2dae7f02a2c15581e7e58169d0c849514bddd5a1d5c684e465f32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a8cfbd368c82efd74815608deb71c51f3978b9fe8fde5890c375f62f4f04d32",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-01-22T17:27:52Z",
    "title_canon_sha256": "dcc20f4aaa09378cd391d72d757604abdea8785056a62077b24c0b672061837c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.16126",
    "kind": "arxiv",
    "version": 2
  }
}