Pith Number

pith:7KVEZNEO

pith:2026:7KVEZNEO7QKW6RJLNMZTCSSNHE

not attested not anchored not stored refs pending

Exploring and Bridging Knowledge Holes in Unlearned Multimodal Large Language Models

Junkai Chen, Junxiang You, Ruiqi Liu, Shu Wu, Yuhao He, Zhetao Guo

arxiv:2608.01849 v1 · 2026-08-03 · 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{7KVEZNEO7QKW6RJLNMZTCSSNHE}

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	2026-08-04T02:07:27.547707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faaa4cb48efc156f452b6b33314a4d3917598b5237dfd0a368529de5e664f7f5

Aliases

arxiv: 2608.01849 · arxiv_version: 2608.01849v1 · doi: 10.48550/arxiv.2608.01849 · pith_short_12: 7KVEZNEO7QKW · pith_short_16: 7KVEZNEO7QKW6RJL · pith_short_8: 7KVEZNEO

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/7KVEZNEO7QKW6RJLNMZTCSSNHE \
  | 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: faaa4cb48efc156f452b6b33314a4d3917598b5237dfd0a368529de5e664f7f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d114ebf837c8c5d74c0b5d99968bc635839674351aa6a97f74d34cf85610df18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-08-03T07:57:34Z",
    "title_canon_sha256": "c2024a24d13e0a079011ada1d7037ca4ea8defd4af5d069b4be625fb84902b75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01849",
    "kind": "arxiv",
    "version": 1
  }
}