Pith Number

pith:4ZXCXFJL

pith:2025:4ZXCXFJLOAZTZHV3QBY4WTVAFB

not attested not anchored not stored refs pending

Robust and Adaptive Spectral Method for Representation Multi-Task Learning with Contamination

Yang Feng, Yian Huang, Zhiliang Ying

arxiv:2509.06575 v1 · 2025-09-08 · stat.ML · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ZXCXFJLOAZTZHV3QBY4WTVAFB}

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	2026-07-05T12:06:38.491267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e66e2b952b70333c9ebb8071cb4ea0285d0276d5817ec9ba91c31d87d12132d8

Aliases

arxiv: 2509.06575 · arxiv_version: 2509.06575v1 · doi: 10.48550/arxiv.2509.06575 · pith_short_12: 4ZXCXFJLOAZT · pith_short_16: 4ZXCXFJLOAZTZHV3 · pith_short_8: 4ZXCXFJL

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/4ZXCXFJLOAZTZHV3QBY4WTVAFB \
  | 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: e66e2b952b70333c9ebb8071cb4ea0285d0276d5817ec9ba91c31d87d12132d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0fa549fd57b25ee345adddcce00df7f0cdbf5ecfd1d7d56d470a3330d09fc9e",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-09-08T11:41:30Z",
    "title_canon_sha256": "a38edd78651c98b66089785139b8406ecdefb21f379f4274099e459d2722a38b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.06575",
    "kind": "arxiv",
    "version": 1
  }
}