Pith Number

pith:WPTLEPQU

pith:2019:WPTLEPQUBUYUIAACVQQUUMW7AK

not attested not anchored not stored refs pending

Learning Robust Representations by Projecting Superficial Statistics Out

Eric P. Xing, Haohan Wang, Zachary C. Lipton, Zexue He

arxiv:1903.06256 v1 · 2019-03-02 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPTLEPQUBUYUIAACVQQUUMW7AK}

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	2026-05-17T23:51:11.336903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3e6b23e140d31440002ac214a32df02ab40290e9232f4f2a1941d1ec751cddc

Aliases

arxiv: 1903.06256 · arxiv_version: 1903.06256v1 · doi: 10.48550/arxiv.1903.06256 · pith_short_12: WPTLEPQUBUYU · pith_short_16: WPTLEPQUBUYUIAAC · pith_short_8: WPTLEPQU

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/WPTLEPQUBUYUIAACVQQUUMW7AK \
  | 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: b3e6b23e140d31440002ac214a32df02ab40290e9232f4f2a1941d1ec751cddc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6977e75f1de805fc25a82b3ccc89249af5b35bc66f2975f5ea8c27a8912fb65",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-02T00:42:03Z",
    "title_canon_sha256": "57a4716b3ba8e7212c0af085071f8c14201ae334a3035c8ff719a6480a6fbd96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06256",
    "kind": "arxiv",
    "version": 1
  }
}