Pith Number

pith:S77KPHHZ

pith:2026:S77KPHHZ3VHZXLB5NLDLVBJGFM

not attested not anchored not stored refs pending

Multi-ResNets for Subspace Preconditioning in Constrained Optimization

Christian Brown, Christopher J. Williams, Emmanuel O. Balogun, Merve Karakas, Nikhil Rao, Sadegh Sadeghi Tabas

arxiv:2606.06300 v1 · 2026-06-04 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S77KPHHZ3VHZXLB5NLDLVBJGFM}

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	2026-06-05T01:15:41.166500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97fea79cf9dd4f9bac3d6ac6ba85262b2237f4b14152850aad0e0243fbfd005c

Aliases

arxiv: 2606.06300 · arxiv_version: 2606.06300v1 · doi: 10.48550/arxiv.2606.06300 · pith_short_12: S77KPHHZ3VHZ · pith_short_16: S77KPHHZ3VHZXLB5 · pith_short_8: S77KPHHZ

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/S77KPHHZ3VHZXLB5NLDLVBJGFM \
  | 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: 97fea79cf9dd4f9bac3d6ac6ba85262b2237f4b14152850aad0e0243fbfd005c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbc41ad09c2b5b07330fa011c42ce1cfaee4b756b01deaa1d9d8a6b0b7a09c88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-04T15:37:55Z",
    "title_canon_sha256": "14eba8346d9f869009e5f7861358767fbee3d5df9470f3c6ea8e26d429ce8c3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06300",
    "kind": "arxiv",
    "version": 1
  }
}