Pith Number

pith:CUVGAYNK

pith:2025:CUVGAYNK6HJCOG64JUPFQEDW35

not attested not anchored not stored refs pending

SAM 2++: Tracking Anything at Any Granularity

Cheng Liang, Chenkai Zeng, Gangshan Wu, Jiaming Zhang, Kai Ma, Limin Wang, Xinwen Zhang, Xin Zhou, Yichun Yang, Yutao Cui

arxiv:2510.18822 v4 · 2025-10-21 · 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{CUVGAYNK6HJCOG64JUPFQEDW35}

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	2026-05-20T00:04:15.486947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

152a6061aaf1d2271bdc4d1e581076df66ea4a221109625d729463dc78ff57df

Aliases

arxiv: 2510.18822 · arxiv_version: 2510.18822v4 · doi: 10.48550/arxiv.2510.18822 · pith_short_12: CUVGAYNK6HJC · pith_short_16: CUVGAYNK6HJCOG64 · pith_short_8: CUVGAYNK

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/CUVGAYNK6HJCOG64JUPFQEDW35 \
  | 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: 152a6061aaf1d2271bdc4d1e581076df66ea4a221109625d729463dc78ff57df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7616c56b01cc96660e261ae9a624e56dfd480911a4118d7487dd4cc3e287a4d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-10-21T17:20:15Z",
    "title_canon_sha256": "44e7f6b17cca0b2ceee3d193bc272ebe10e33018fea7e534abe1fd58570bbd31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.18822",
    "kind": "arxiv",
    "version": 4
  }
}