Pith Number

pith:C2LDXF6R

pith:2026:C2LDXF6RAA5LJZD2RPALKZHFZS

not attested not anchored not stored refs pending

MedVol-R1: Reward-Driven Evidence Grounding for Volumetric Reasoning Segmentation

Bingzheng Wei, Hairong Shi, Yan Xu, Zichun Wang, Zihua Wang

arxiv:2605.26621 v1 · 2026-05-26 · 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{C2LDXF6RAA5LJZD2RPALKZHFZS}

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	2026-05-27T01:06:02.524765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16963b97d1003ab4e47a8bc0b564e5ccb7db97c1638b6093743a3d169351cce1

Aliases

arxiv: 2605.26621 · arxiv_version: 2605.26621v1 · doi: 10.48550/arxiv.2605.26621 · pith_short_12: C2LDXF6RAA5L · pith_short_16: C2LDXF6RAA5LJZD2 · pith_short_8: C2LDXF6R

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/C2LDXF6RAA5LJZD2RPALKZHFZS \
  | 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: 16963b97d1003ab4e47a8bc0b564e5ccb7db97c1638b6093743a3d169351cce1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6875fba3afd4e1b14441ff75a35e7939881e6f0eda0d4d7338b9c438980aaae8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-26T06:59:19Z",
    "title_canon_sha256": "311cb459ac00af8f5a50ec81478010f469576442dcacfab558083d67a6add5cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26621",
    "kind": "arxiv",
    "version": 1
  }
}