Pith Number

pith:VPQV7ECY

pith:2018:VPQV7ECY2KSUW5WDPGVMO2JLS2

not attested not anchored not stored refs pending

Task Transfer by Preference-Based Cost Learning

Fuchun Sun, Huaping Liu, Mingxuan Jing, Wenbing Huang, Xiaojian Ma

arxiv:1805.04686 v3 · 2018-05-12 · cs.LG · cs.RO · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPQV7ECY2KSUW5WDPGVMO2JLS2}

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	2026-05-17T23:53:51.396061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe15f9058d2a54b76c379aac7692b969a9b4773c1f6c805c926e3af916399ab

Aliases

arxiv: 1805.04686 · arxiv_version: 1805.04686v3 · doi: 10.48550/arxiv.1805.04686 · pith_short_12: VPQV7ECY2KSU · pith_short_16: VPQV7ECY2KSUW5WD · pith_short_8: VPQV7ECY

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/VPQV7ECY2KSUW5WDPGVMO2JLS2 \
  | 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: abe15f9058d2a54b76c379aac7692b969a9b4773c1f6c805c926e3af916399ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9982cb5d854eb0217a418c90819b6036c2f666eba5f7fa59931c564292552f8",
    "cross_cats_sorted": [
      "cs.RO",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-12T09:08:14Z",
    "title_canon_sha256": "614671efe8c9e5a41b3dbe1bb7bb8e803e74f95b9c1442febf66cece0609e580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04686",
    "kind": "arxiv",
    "version": 3
  }
}