Pith Number

pith:HGU6HN3V

pith:2015:HGU6HN3VXSE2XQD4ANVIZXZ52A

not attested not anchored not stored refs pending

Learn on Source, Refine on Target:A Model Transfer Learning Framework with Random Forests

Koby Crammer, Maayan Harel, Noam Segev, Ran El-Yaniv, Shie Mannor

arxiv:1511.01258 v2 · 2015-11-04 · 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{HGU6HN3VXSE2XQD4ANVIZXZ52A}

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	2026-05-18T00:17:19.903033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39a9e3b775bc89abc07c036a8cdf3dd02f15355a405b98f577a2a86c06948a17

Aliases

arxiv: 1511.01258 · arxiv_version: 1511.01258v2 · doi: 10.48550/arxiv.1511.01258 · pith_short_12: HGU6HN3VXSE2 · pith_short_16: HGU6HN3VXSE2XQD4 · pith_short_8: HGU6HN3V

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/HGU6HN3VXSE2XQD4ANVIZXZ52A \
  | 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: 39a9e3b775bc89abc07c036a8cdf3dd02f15355a405b98f577a2a86c06948a17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00e7b4cf5b25d2e8021f5d22f932a0aeb900e67c8ce5818a3be4fdcb21e63f97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-11-04T09:41:12Z",
    "title_canon_sha256": "4b362427b0623efaeedd070e4dc606b78fa30495d775e2e4f2636cea79b6f2d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01258",
    "kind": "arxiv",
    "version": 2
  }
}