Pith Number

pith:34A4V5XX

pith:2026:34A4V5XXNNF5MPTQMI5AZX2RGN

not attested not anchored not stored refs pending

Action-Conditioned World Model for Goal Plane Probe Guidance in Robotic Ultrasound

Hongbin Liu, Mingcong Chen, Ran Liu, Siqi Fan, Xiaoqing Gao, Xiaoyu Fu, Yunhui Liu, Zixuan Yang

arxiv:2607.21918 v1 · 2026-07-24 · cs.RO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{34A4V5XXNNF5MPTQMI5AZX2RGN}

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	2026-07-27T00:20:27.782506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df01caf6f76b4bd63e70623a0cdf51336b103245c8f04ea1c34562e6c91ad5c2

Aliases

arxiv: 2607.21918 · arxiv_version: 2607.21918v1 · doi: 10.48550/arxiv.2607.21918 · pith_short_12: 34A4V5XXNNF5 · pith_short_16: 34A4V5XXNNF5MPTQ · pith_short_8: 34A4V5XX

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/34A4V5XXNNF5MPTQMI5AZX2RGN \
  | 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: df01caf6f76b4bd63e70623a0cdf51336b103245c8f04ea1c34562e6c91ad5c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61374bd9cd3cd31a7f0ad226a358ca45517db1b0783dbed4de57e437d9cfc43b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-07-24T02:48:13Z",
    "title_canon_sha256": "4f44008aed841928fda1358bc1c99e1962033bdaf9d6011bb922e1dde1a4efb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21918",
    "kind": "arxiv",
    "version": 1
  }
}