Pith Number

pith:4F4CHLPM

pith:2012:4F4CHLPMYCQN7E5CLG3DNCBT2M

not attested not anchored not stored refs pending

Random Forests for Metric Learning with Implicit Pairwise Position Dependence

Caiming Xiong, David Johnson, Jason J. Corso, Ran Xu

arxiv:1201.0610 v1 · 2012-01-03 · stat.ML · 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{4F4CHLPMYCQN7E5CLG3DNCBT2M}

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	2026-05-18T04:05:17.123403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e17823adecc0a0df93a259b6368833d31737332850ad0db968e6e584ba2fb7b7

Aliases

arxiv: 1201.0610 · arxiv_version: 1201.0610v1 · doi: 10.48550/arxiv.1201.0610 · pith_short_12: 4F4CHLPMYCQN · pith_short_16: 4F4CHLPMYCQN7E5C · pith_short_8: 4F4CHLPM

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/4F4CHLPMYCQN7E5CLG3DNCBT2M \
  | 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: e17823adecc0a0df93a259b6368833d31737332850ad0db968e6e584ba2fb7b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98f63f274d25408ea8e4b0e6dcbe6dab09a8e51d5c6305ef7322d20e41605e38",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2012-01-03T11:29:17Z",
    "title_canon_sha256": "a146a4045defcade361bc747dcb030f2139e7f9637080e5990302752b7fce477"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0610",
    "kind": "arxiv",
    "version": 1
  }
}