Pith Number

pith:YES2BLK3

pith:2026:YES2BLK3BLKRZURT3LJDFPZNEI

not attested not anchored not stored refs pending

FunnelAL: Retrieve-then-Rank Active Learning for Single-Class Discovery

Brian Goodwin (RAIC Labs), Reihaneh Rostami (RAIC Labs)

arxiv:2607.25276 v1 · 2026-07-28 · cs.CV · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YES2BLK3BLKRZURT3LJDFPZNEI}

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	2026-07-29T00:25:12.272398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c125a0ad5b0ad51cd233dad232bf2d223fc4d17fb5073ba92bb4bced53f3ed2a

Aliases

arxiv: 2607.25276 · arxiv_version: 2607.25276v1 · doi: 10.48550/arxiv.2607.25276 · pith_short_12: YES2BLK3BLKR · pith_short_16: YES2BLK3BLKRZURT · pith_short_8: YES2BLK3

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/YES2BLK3BLKRZURT3LJDFPZNEI \
  | 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: c125a0ad5b0ad51cd233dad232bf2d223fc4d17fb5073ba92bb4bced53f3ed2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f1274e05a502dcd5e417fc9df2ca5dcc0ca6a5efdaf6488b263e5106434b3a6",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-28T04:26:26Z",
    "title_canon_sha256": "92fa0893fc3c3f6870e0d842a3dbacd8c8fec8df831c1447c265669ce319c2fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25276",
    "kind": "arxiv",
    "version": 1
  }
}