Pith Number

pith:TD7H6HBE

pith:2023:TD7H6HBE6EOQZ3EKAASVLNJURP

not attested not anchored not stored refs pending

Federated Gradient Matching Pursuit

Deanna Needell, Halyun Jeong, Jing Qin

arxiv:2302.10755 v1 · 2023-02-20 · cs.LG · cs.IT · cs.NA · math.IT · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TD7H6HBE6EOQZ3EKAASVLNJURP}

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	2026-07-05T05:44:21.366234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98fe7f1c24f11d0cec8a002555b5348bc9b00fe96458eab73e09ffd30412c245

Aliases

arxiv: 2302.10755 · arxiv_version: 2302.10755v1 · doi: 10.48550/arxiv.2302.10755 · pith_short_12: TD7H6HBE6EOQ · pith_short_16: TD7H6HBE6EOQZ3EK · pith_short_8: TD7H6HBE

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/TD7H6HBE6EOQZ3EKAASVLNJURP \
  | 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: 98fe7f1c24f11d0cec8a002555b5348bc9b00fe96458eab73e09ffd30412c245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d6f84cc6b740c77652451455ee81f14c49ce5d2c7b0c573953e4e2395afd9f1",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NA",
      "math.IT",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-02-20T16:26:29Z",
    "title_canon_sha256": "337b0cb39581f329065ae9dd9d76da17e332c36349161414c4c7831cca3ccb62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.10755",
    "kind": "arxiv",
    "version": 1
  }
}