Pith Number

pith:4DQALQLD

pith:2026:4DQALQLD3DM5OI6XPWCFVUT5T2

not attested not anchored not stored refs pending

C-PTQ: Fisher-weighted Channel-wise Sensitivity for Post-training Quantization of MLLMs

Han Zhou, Jiameng Li, Matthew B. Blaschko

arxiv:2607.21076 v1 · 2026-07-23 · 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{4DQALQLD3DM5OI6XPWCFVUT5T2}

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	2026-07-24T01:23:50.605980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0e005c163d8d9d723d77d845ad27d9eb6e24af3fcebd9974bd846e1af595ba0

Aliases

arxiv: 2607.21076 · arxiv_version: 2607.21076v1 · doi: 10.48550/arxiv.2607.21076 · pith_short_12: 4DQALQLD3DM5 · pith_short_16: 4DQALQLD3DM5OI6X · pith_short_8: 4DQALQLD

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/4DQALQLD3DM5OI6XPWCFVUT5T2 \
  | 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: e0e005c163d8d9d723d77d845ad27d9eb6e24af3fcebd9974bd846e1af595ba0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4831c03786fb4d0577b156471e21520fb2b348458e492c51c352eb2b4db8080a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-23T09:08:57Z",
    "title_canon_sha256": "7fd7d63200a995b3c04dfc7037e6899ecab367dc28ef29b2e6ed7323787e8149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21076",
    "kind": "arxiv",
    "version": 1
  }
}