Pith Number

pith:7BFFK45V

pith:2026:7BFFK45V3AQL3IXDK5MUU4QLC7

not attested not anchored not stored refs pending

DynTrace: Tracking Dynamic Object Evidence for 4D Spatio-Temporal Reasoning in MLLMs

Chu Li, Dongxuan Liu, Jie Wu, Jingyan Jiang, Rongxin Gao, Shuzhao Xie, Xiaotong Tu, Xinghao Ding, Yue Huang, Yuzhi Huang, Zhenye Wang

arxiv:2607.12503 v1 · 2026-07-14 · 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{7BFFK45V3AQL3IXDK5MUU4QLC7}

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	2026-07-15T01:21:38.487000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f84a5573b5d820bda2e357594a720b17e148eed6eb99d0481d0f8c569e1884c9

Aliases

arxiv: 2607.12503 · arxiv_version: 2607.12503v1 · doi: 10.48550/arxiv.2607.12503 · pith_short_12: 7BFFK45V3AQL · pith_short_16: 7BFFK45V3AQL3IXD · pith_short_8: 7BFFK45V

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/7BFFK45V3AQL3IXDK5MUU4QLC7 \
  | 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: f84a5573b5d820bda2e357594a720b17e148eed6eb99d0481d0f8c569e1884c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4e8eb358b2d517ef96331501d06e242ec8c18f71f0f2dce0d214682aba8769f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-14T08:35:07Z",
    "title_canon_sha256": "327fb5d342921b5385c580e81996771657c9011cf6ef9e2073536243fe20e36c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12503",
    "kind": "arxiv",
    "version": 1
  }
}