Pith Number

pith:5PSRNSJO

pith:2026:5PSRNSJOVKHOEEYCBHRNBWV7LV

not attested not anchored not stored refs pending

Octopus: History-Free Gradient Orthogonalization for Continual Learning in Multimodal Large Language Models

Chao Ma, Shanyan Guan, Weijia Zhang, Wei Li, Xuanming Shang, Yanhao Ge, Yuehao Liu

arxiv:2605.14938 v1 · 2026-05-14 · cs.LG · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PSRNSJOVKHOEEYCBHRNBWV7LV}

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	2026-05-17T23:38:55.498895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebe516c92eaa8ee2130209e2d0dabf5d6cfd8f5ddfaec46e0db3a75c3fa4f6b0

Aliases

arxiv: 2605.14938 · arxiv_version: 2605.14938v1 · doi: 10.48550/arxiv.2605.14938 · pith_short_12: 5PSRNSJOVKHO · pith_short_16: 5PSRNSJOVKHOEEYC · pith_short_8: 5PSRNSJO

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/5PSRNSJOVKHOEEYCBHRNBWV7LV \
  | 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: ebe516c92eaa8ee2130209e2d0dabf5d6cfd8f5ddfaec46e0db3a75c3fa4f6b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efc0254434c86735152f7c7ec0fb6cb32237334fc60d7918a85d2ba20f9335f2",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-14T15:13:24Z",
    "title_canon_sha256": "1623798bdbfbb00f9159baba6c326c11f2487ecd4a366031084595a73f15f977"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14938",
    "kind": "arxiv",
    "version": 1
  }
}