Pith Number

pith:7A2LQ5HP

pith:2015:7A2LQ5HP4X4DUUK5T27PDC3QVC

not attested not anchored not stored refs pending

Consistent Learning by Composite Proximal Thresholding

Patrick L. Combettes, Saverio Salzo, Silvia Villa

arxiv:1504.04636 v2 · 2015-04-17 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7A2LQ5HP4X4DUUK5T27PDC3QVC}

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	2026-05-18T01:25:30.633598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f834b874efe5f83a515d9ebef18b70a89f30d4ac482756364c4871dc87d08e5a

Aliases

arxiv: 1504.04636 · arxiv_version: 1504.04636v2 · doi: 10.48550/arxiv.1504.04636 · pith_short_12: 7A2LQ5HP4X4D · pith_short_16: 7A2LQ5HP4X4DUUK5 · pith_short_8: 7A2LQ5HP

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/7A2LQ5HP4X4DUUK5T27PDC3QVC \
  | 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: f834b874efe5f83a515d9ebef18b70a89f30d4ac482756364c4871dc87d08e5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3688906915c8ccdb0f532c70be3aa468610bd6e5d25502c13f9f0386fb41f016",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-04-17T20:56:07Z",
    "title_canon_sha256": "deab238b82b360dd1641d199fba7cfe65b40d4b1ebf517bc14a9acfdadd460fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04636",
    "kind": "arxiv",
    "version": 2
  }
}