Pith Number

pith:E4APSZSI

pith:2012:E4APSZSIKIOC2YF3XO2PM3JXYH

not attested not anchored not stored refs pending

Transfer Learning, Soft Distance-Based Bias, and the Hierarchical BOA

Mark W. Hauschild, Martin Pelikan, Pier Luca Lanzi

arxiv:1203.5443 v2 · 2012-03-24 · cs.NE · cs.AI · 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{E4APSZSIKIOC2YF3XO2PM3JXYH}

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	2026-05-18T03:52:54.545338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2700f96648521c2d60bbbbb4f66d37c1cc8e1cc25c8f0f0ca18f4db3ed793694

Aliases

arxiv: 1203.5443 · arxiv_version: 1203.5443v2 · doi: 10.48550/arxiv.1203.5443 · pith_short_12: E4APSZSIKIOC · pith_short_16: E4APSZSIKIOC2YF3 · pith_short_8: E4APSZSI

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/E4APSZSIKIOC2YF3XO2PM3JXYH \
  | 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: 2700f96648521c2d60bbbbb4f66d37c1cc8e1cc25c8f0f0ca18f4db3ed793694

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d2a7b4f1cad6c2a9429a83e276bfe4b7acac7b3f92eb3aabf4b3fe7980a7c87",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2012-03-24T20:11:21Z",
    "title_canon_sha256": "d1d184898fa491df84d35a8aff47636b12f1a228b4e8a12a49d12e3e1ac06fd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5443",
    "kind": "arxiv",
    "version": 2
  }
}