Pith Number

pith:4X7Y6WHK

pith:2023:4X7Y6WHKKC7O7BCDHWFRJRIVMA

not attested not anchored not stored refs pending

Solution Path of Time-varying Markov Random Fields with Discrete Regularization

Andres Gomez, Salar Fattahi

arxiv:2307.13750 v1 · 2023-07-25 · math.OC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4X7Y6WHKKC7O7BCDHWFRJRIVMA}

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

Coordinate Optimality Reformulation for Mixed-Integer Convex Programs with Indicators

Receipt and verification

First computed	2026-07-05T06:34:52.074593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5ff8f58ea50beef84433d8b14c515602cc0372ffea126d6ece17c501a9e0525

Aliases

arxiv: 2307.13750 · arxiv_version: 2307.13750v1 · doi: 10.48550/arxiv.2307.13750 · pith_short_12: 4X7Y6WHKKC7O · pith_short_16: 4X7Y6WHKKC7O7BCD · pith_short_8: 4X7Y6WHK

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/4X7Y6WHKKC7O7BCDHWFRJRIVMA \
  | 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: e5ff8f58ea50beef84433d8b14c515602cc0372ffea126d6ece17c501a9e0525

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c10cda46650c077c8679d76870f5b78712164a334b72d3b06fbd08381536bfb",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-07-25T18:19:50Z",
    "title_canon_sha256": "959e823031683a0713785354af2e2410e0e4e613ba86712e120df26612795d12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.13750",
    "kind": "arxiv",
    "version": 1
  }
}