Pith Number

pith:XVGMW53L

pith:2026:XVGMW53LIKBXGYVZU73TN3ZF23

not attested not anchored not stored refs pending

Backpropagation-Free Test-Time Adaptation for Lightweight EEG-Based Brain-Computer Interfaces

Dongrui Wu, Feng Wan, Jiayi Ouyang, Siyang Li, Tianwang Jia, Zhenyao Cui, Ziwei Wang

arxiv:2601.07556 v2 · 2026-01-12 · cs.HC · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XVGMW53LIKBXGYVZU73TN3ZF23}

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	2026-07-24T01:24:06.420310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd4ccb776b42837362b9a7f736ef25d6c21cda17e5fb721681040c0d9c1a232d

Aliases

arxiv: 2601.07556 · arxiv_version: 2601.07556v2 · doi: 10.48550/arxiv.2601.07556 · pith_short_12: XVGMW53LIKBX · pith_short_16: XVGMW53LIKBXGYVZ · pith_short_8: XVGMW53L

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/XVGMW53LIKBXGYVZU73TN3ZF23 \
  | 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: bd4ccb776b42837362b9a7f736ef25d6c21cda17e5fb721681040c0d9c1a232d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d65ea4d215479df7a1225e092f5868f0dd848a286d0c529978caec166e5883e4",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-01-12T14:08:18Z",
    "title_canon_sha256": "9f0b38493b02ec2fdc8513f1544ad813277fe3dcffd0a7b2e908f52a11b74f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.07556",
    "kind": "arxiv",
    "version": 2
  }
}