Pith Number

pith:TFSQG32W

pith:2025:TFSQG32WKOZQGN3Z7FETANLJNZ

not attested not anchored not stored refs pending

HiM2SAM: Enhancing SAM2 with Hierarchical Motion Estimation and Memory Optimization towards Long-term Tracking

Guolei Sun, Jie Qin, Luca Benini, Ruixiang Chen, Yawei Li

arxiv:2507.07603 v3 · 2025-07-10 · 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{TFSQG32WKOZQGN3Z7FETANLJNZ}

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	2026-07-05T12:02:03.365006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9965036f5653b3033779f9493035696e7c725b19c44461cda47e33244c1409bd

Aliases

arxiv: 2507.07603 · arxiv_version: 2507.07603v3 · doi: 10.48550/arxiv.2507.07603 · pith_short_12: TFSQG32WKOZQ · pith_short_16: TFSQG32WKOZQGN3Z · pith_short_8: TFSQG32W

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/TFSQG32WKOZQGN3Z7FETANLJNZ \
  | 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: 9965036f5653b3033779f9493035696e7c725b19c44461cda47e33244c1409bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ef3dbf27b7d89c56e821ddc4985bac64c1149cba0f4c27c580dc5224348cfdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-10T10:05:11Z",
    "title_canon_sha256": "58708a9ab31230ea854ee4bee8374d68341333161ef0a1271f8f2c51112342a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07603",
    "kind": "arxiv",
    "version": 3
  }
}