Pith Number

pith:J4R5NCMX

pith:2026:J4R5NCMXMM3TSZP6JURMY4DH6V

not attested not anchored not stored refs pending

SPACE: Source-free Proxy Anchor Concept Erasure for MLLMs

Jiaqi Ding, Jiaqi Li, Nan Zhou, Qianshan Wei, Tongxin Zhu, Xiaolin Fang, Yongliang Wu, Zhijing Zhang

arxiv:2606.09868 v1 · 2026-06-01 · cs.LG · 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{J4R5NCMXMM3TSZP6JURMY4DH6V}

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	2026-06-10T00:08:30.434680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f23d6899763373965fe4d22cc7067f56507133d725e1805e1cc4c873325f614

Aliases

arxiv: 2606.09868 · arxiv_version: 2606.09868v1 · doi: 10.48550/arxiv.2606.09868 · pith_short_12: J4R5NCMXMM3T · pith_short_16: J4R5NCMXMM3TSZP6 · pith_short_8: J4R5NCMX

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/J4R5NCMXMM3TSZP6JURMY4DH6V \
  | 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: 4f23d6899763373965fe4d22cc7067f56507133d725e1805e1cc4c873325f614

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0be86748144d27d9a6a021da5abc355640bd678dd4b1f1f5066d08c8a6093c00",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-01T03:31:55Z",
    "title_canon_sha256": "64eb42471c5ef3ae3977c53ce25020a985e6b79b47757034146d35fd9799b1d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09868",
    "kind": "arxiv",
    "version": 1
  }
}