Pith Number

pith:XLHR2ZEB

pith:2026:XLHR2ZEBAC7YN6T43R2LWQSSXG

not attested not anchored not stored refs pending

SIGMA: Bridging Structural and Distributional Gaps for Vision Foundation Model Adaptation

Cong Luo, Jinjin Shi, Lingyu Xiong, Runyu Shi, Xuran Xu, Ying Huang

arxiv:2605.27893 v1 · 2026-05-27 · 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{XLHR2ZEBAC7YN6T43R2LWQSSXG}

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	2026-05-28T01:04:51.538941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bacf1d648100bf86fa7cdc74bb4252b98954b7463328ae2eaae15f1a9092c48d

Aliases

arxiv: 2605.27893 · arxiv_version: 2605.27893v1 · doi: 10.48550/arxiv.2605.27893 · pith_short_12: XLHR2ZEBAC7Y · pith_short_16: XLHR2ZEBAC7YN6T4 · pith_short_8: XLHR2ZEB

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/XLHR2ZEBAC7YN6T43R2LWQSSXG \
  | 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: bacf1d648100bf86fa7cdc74bb4252b98954b7463328ae2eaae15f1a9092c48d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2da2dada4fc625aafcbede9ff9ad2d1d4c26e3c8effe399384181074e429e6cd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-27T03:17:46Z",
    "title_canon_sha256": "46bc912d07dcb8d87f40c0809255fa8f4a34bf7df432ff4230fd8329656ac131"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27893",
    "kind": "arxiv",
    "version": 1
  }
}