Pith Number

pith:6FDYGC2L

pith:2026:6FDYGC2L6MOAJQ6FDRSIZR5AYX

not attested not anchored not stored refs pending

Labeled-Data-Free Meta-Learning: Efficient Task Generation Using Pre-trained Models and Unlabeled Data

Lei Sun, Tomoharu Iwata, Yusuke Tanaka

arxiv:2607.02850 v1 · 2026-07-03 · 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{6FDYGC2L6MOAJQ6FDRSIZR5AYX}

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	2026-07-07T00:16:20.658649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f147830b4bf31c04c3c51c648cc7a0c5c9f20ca43e2bd6cc9c6112d4bbace24d

Aliases

arxiv: 2607.02850 · arxiv_version: 2607.02850v1 · doi: 10.48550/arxiv.2607.02850 · pith_short_12: 6FDYGC2L6MOA · pith_short_16: 6FDYGC2L6MOAJQ6F · pith_short_8: 6FDYGC2L

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/6FDYGC2L6MOAJQ6FDRSIZR5AYX \
  | 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: f147830b4bf31c04c3c51c648cc7a0c5c9f20ca43e2bd6cc9c6112d4bbace24d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7b3eaad623ae061e89c4102a144557fd7b0c755d32ac30f242a27ea4c5d3c25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-03T01:02:39Z",
    "title_canon_sha256": "8843f8a4ae189dee4e180b9cfb3aa369a6d9c773230a74f83480d3421f7b4e22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02850",
    "kind": "arxiv",
    "version": 1
  }
}