Pith Number

pith:2SZTSMHK

pith:2026:2SZTSMHKUWHTUJ4UJJC6K2RLAI

not attested not anchored not stored refs pending

Token-Sparse Medical Multimodal Reasoning via Dual-Stream Reinforcement Learning

Chunfeng Song, Jiamin Wu, Kaitao Chen, Mianxin Liu, Mu Zhou, Qihao Zheng, Shangquan Sun, Weiqian Zhao, Xiaosong Wang

arxiv:2606.31599 v1 · 2026-06-30 · 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{2SZTSMHKUWHTUJ4UJJC6K2RLAI}

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	2026-07-01T01:18:08.739021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4b33930eaa58f3a27944a45e56a2b0230d286353435923d7fa18df56e80065d

Aliases

arxiv: 2606.31599 · arxiv_version: 2606.31599v1 · doi: 10.48550/arxiv.2606.31599 · pith_short_12: 2SZTSMHKUWHT · pith_short_16: 2SZTSMHKUWHTUJ4U · pith_short_8: 2SZTSMHK

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/2SZTSMHKUWHTUJ4UJJC6K2RLAI \
  | 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: d4b33930eaa58f3a27944a45e56a2b0230d286353435923d7fa18df56e80065d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8502d7847a56e4710fa398d521b6866bfeb783e641cebc303ba160f524fdefb9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-30T12:47:30Z",
    "title_canon_sha256": "b9cf2857acd71adf9902eebada5ba4ad494c0558fb1925896806f293fe4b68c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31599",
    "kind": "arxiv",
    "version": 1
  }
}