Pith Number

pith:W4BHZ2GU

pith:2024:W4BHZ2GUKTSASGIJZKI4PO2NQP

not attested not anchored not stored refs pending

Open-Vocabulary SAM: Segment and Recognize Twenty-thousand Classes Interactively

Chen Change Loy, Chong Zhou, Haobo Yuan, Kai Chen, Xiangtai Li, Yining Li

arxiv:2401.02955 v2 · 2024-01-05 · 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{W4BHZ2GUKTSASGIJZKI4PO2NQP}

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	2026-07-05T09:06:56.695004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7027ce8d454e4091909ca91c7bb4d83e5ffae86d9ab99edb413422a8d930e53

Aliases

arxiv: 2401.02955 · arxiv_version: 2401.02955v2 · doi: 10.48550/arxiv.2401.02955 · pith_short_12: W4BHZ2GUKTSA · pith_short_16: W4BHZ2GUKTSASGIJ · pith_short_8: W4BHZ2GU

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/W4BHZ2GUKTSASGIJZKI4PO2NQP \
  | 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: b7027ce8d454e4091909ca91c7bb4d83e5ffae86d9ab99edb413422a8d930e53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2bdd42528ea068e30d3c0fd161796dd67280af04f2fcf796e3075cc5ec5db28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-01-05T18:59:22Z",
    "title_canon_sha256": "70b34c6f48aa50d552c9562b5fce54b4e58fdc207e50a5a8ff9106a229c9d348"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.02955",
    "kind": "arxiv",
    "version": 2
  }
}