Pith Number

pith:SICNB4GS

pith:2026:SICNB4GS45OUQGPVDCJAVVLF3B

not attested not anchored not stored refs pending

Operator Splitting with Hamilton-Jacobi-based Proximals

Eric C. Chi, Nicholas Di, Samy Wu Fung

arxiv:2601.22370 v3 · 2026-01-29 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SICNB4GS45OUQGPVDCJAVVLF3B}

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

Fixed-Point Neural Optimal Transport without Implicit Differentiation

Receipt and verification

First computed	2026-05-22T01:03:54.979512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9204d0f0d2e75d4819f518920ad565d8759aa227ed1c7a2e8f64f3a5418db464

Aliases

arxiv: 2601.22370 · arxiv_version: 2601.22370v3 · doi: 10.48550/arxiv.2601.22370 · pith_short_12: SICNB4GS45OU · pith_short_16: SICNB4GS45OUQGPV · pith_short_8: SICNB4GS

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/SICNB4GS45OUQGPVDCJAVVLF3B \
  | 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: 9204d0f0d2e75d4819f518920ad565d8759aa227ed1c7a2e8f64f3a5418db464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8526d81d59081eef202d6453c30fe50028c063acaf69ffa863ae51557d4f1c70",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-01-29T22:24:53Z",
    "title_canon_sha256": "f8dcb207165cfe422a32974c3ad9474f3b99195cb8a17da073413cd08c682102"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.22370",
    "kind": "arxiv",
    "version": 3
  }
}