Pith Number

pith:PS7QLAK4

pith:2020:PS7QLAK4ULDMOF7Z5TDHTXCHV4

not attested not anchored not stored refs pending

Small Towers Make Big Differences

Bo Dai, Christopher Fifty, Dong Lin, Ed H. Chi, Lichan Hong, Yuyan Wang, Zhe Zhao

arxiv:2008.05808 v1 · 2020-08-13 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PS7QLAK4ULDMOF7Z5TDHTXCHV4}

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	2026-07-05T01:26:57.666845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cbf05815ca2c6c717f9ecc679dc47af360ea4dcc74914edd888827609a927ba

Aliases

arxiv: 2008.05808 · arxiv_version: 2008.05808v1 · doi: 10.48550/arxiv.2008.05808 · pith_short_12: PS7QLAK4ULDM · pith_short_16: PS7QLAK4ULDMOF7Z · pith_short_8: PS7QLAK4

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/PS7QLAK4ULDMOF7Z5TDHTXCHV4 \
  | 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: 7cbf05815ca2c6c717f9ecc679dc47af360ea4dcc74914edd888827609a927ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f48f967266f8aed199d0077441163a3ea054ead0d9f3da5b5c3214227a08d18a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-08-13T10:45:31Z",
    "title_canon_sha256": "e3c477dee48ca87c79fc533f86dbde33dd8888f2fc01ae53d279cac1fe4f21c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.05808",
    "kind": "arxiv",
    "version": 1
  }
}