Pith Number

pith:KELKDPVJ

pith:2026:KELKDPVJBHHSO4ESTDAK2CDIEU

not attested not anchored not stored refs pending

Zero-Fi: Zero-Shot Wi-Fi-Based Human Activity Recognition via Contrastive Signal-Language Alignment

Cheng Guo, HaoPeng Zhang, Hongfei Xue, Jingzhe Zhang, Peiliang Wang, Yili Ren, Yi Sheng, Yitong Shen

arxiv:2607.26381 v1 · 2026-07-29 · cs.CV · 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{KELKDPVJBHHSO4ESTDAK2CDIEU}

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	2026-07-30T01:18:15.511032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

5116a1bea909cf27709298c0ad0868253cfe8a84b49e5305400183ba412dd991

Aliases

arxiv: 2607.26381 · arxiv_version: 2607.26381v1 · doi: 10.48550/arxiv.2607.26381 · pith_short_12: KELKDPVJBHHS · pith_short_16: KELKDPVJBHHSO4ES · pith_short_8: KELKDPVJ

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/KELKDPVJBHHSO4ESTDAK2CDIEU \
  | 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: 5116a1bea909cf27709298c0ad0868253cfe8a84b49e5305400183ba412dd991

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ab0811b2ab481b2ea13ff822e59ecd9eaa4d85a0554f3cdf485849388df5053",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-29T01:34:02Z",
    "title_canon_sha256": "44825a5bda3fd5c30ce1439009003e28ca477594f1275309cec8caa2387192f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26381",
    "kind": "arxiv",
    "version": 1
  }
}