Pith Number

pith:QQ5TBK54

pith:2025:QQ5TBK54CPC6R2NBLZ3HOXL5HK

not attested not anchored not stored refs pending

An accelerated semi-proximal ADMM with applications to multi-block sparse optimization problems

Liang Chen, Minru Bai, Peng Liu

arxiv:2505.20991 v1 · 2025-05-27 · 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{QQ5TBK54CPC6R2NBLZ3HOXL5HK}

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	2026-07-05T11:10:22.061337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

843b30abbc13c5e8e9a15e76775d7d3aabb7258daa9e23263d99cfafe6513f68

Aliases

arxiv: 2505.20991 · arxiv_version: 2505.20991v1 · doi: 10.48550/arxiv.2505.20991 · pith_short_12: QQ5TBK54CPC6 · pith_short_16: QQ5TBK54CPC6R2NB · pith_short_8: QQ5TBK54

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/QQ5TBK54CPC6R2NBLZ3HOXL5HK \
  | 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: 843b30abbc13c5e8e9a15e76775d7d3aabb7258daa9e23263d99cfafe6513f68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a7ec563a493b172330f92002131487b88fb60973728c11c0148ddd0cf564d9b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-05-27T10:25:10Z",
    "title_canon_sha256": "c8c6d2383ac7b820538e7952e6a1af79806d64316cac8ce2d56ce8abfd96df79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20991",
    "kind": "arxiv",
    "version": 1
  }
}