Pith Number

pith:AAWT52PH

pith:2021:AAWT52PHURCG26XP6WMXIZVXDX

not attested not anchored not stored refs pending

Cubic regularization methods with second-order complexity guarantee based on a new subproblem reformulation

Rujun Jiang, Zhishuo Zhou, Zirui Zhou

arxiv:2112.09291 v1 · 2021-12-17 · 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{AAWT52PHURCG26XP6WMXIZVXDX}

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	2026-07-05T03:41:44.648275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

002d3ee9e7a4446d7aeff5997466b71dc7b3f55dd2d3f2766b9079c08c24343f

Aliases

arxiv: 2112.09291 · arxiv_version: 2112.09291v1 · doi: 10.48550/arxiv.2112.09291 · pith_short_12: AAWT52PHURCG · pith_short_16: AAWT52PHURCG26XP · pith_short_8: AAWT52PH

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/AAWT52PHURCG26XP6WMXIZVXDX \
  | 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: 002d3ee9e7a4446d7aeff5997466b71dc7b3f55dd2d3f2766b9079c08c24343f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28581cf96ffd66ed6a0cee6fbe9dc1f464f753d6c96cb41c59ba89082265ae96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-12-17T02:41:18Z",
    "title_canon_sha256": "3d47879e25a20cdacae4317d91011567c70a91904d0bc60080288166f9d4efd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.09291",
    "kind": "arxiv",
    "version": 1
  }
}