Pith Number

pith:S2FMRM4J

pith:2026:S2FMRM4JRELJB4VDY7AX64HPLN

not attested not anchored not stored refs pending

SPAR: Semantic-Pixel Self-Alignment and Adaptive Routing for Unified Multimodal Models

Chenyang Zhu, Hongxiang Li, Hongxu Chen, Jiayin Cai, Long Chen, Xiaolong Jiang, Xiaoshuang Huang, Yao Hu

arxiv:2606.23041 v1 · 2026-06-22 · 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{S2FMRM4JRELJB4VDY7AX64HPLN}

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	2026-06-23T03:14:07.466873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

968ac8b389891690f2a3c7c17f70ef5b63301679fc511b4f67ad8aefa05334d2

Aliases

arxiv: 2606.23041 · arxiv_version: 2606.23041v1 · doi: 10.48550/arxiv.2606.23041 · pith_short_12: S2FMRM4JRELJ · pith_short_16: S2FMRM4JRELJB4VD · pith_short_8: S2FMRM4J

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/S2FMRM4JRELJB4VDY7AX64HPLN \
  | 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: 968ac8b389891690f2a3c7c17f70ef5b63301679fc511b4f67ad8aefa05334d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f02118c20a48f716f1aca9eba4a67ea22c36036cfbcc9198b65151f7920124fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-22T08:48:19Z",
    "title_canon_sha256": "43fb3a088ee229ae417e595e35daff322afce9745b948a407d35057b830d7603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23041",
    "kind": "arxiv",
    "version": 1
  }
}