Pith Number

pith:ETJHDDR3

pith:2012:ETJHDDR3H65J5KZ6OYY6LPYVET

not attested not anchored not stored refs pending

Margin Distribution Controlled Boosting

Guangxu Guo, Songcan Chen

arxiv:1208.1846 v1 · 2012-08-09 · 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{ETJHDDR3H65J5KZ6OYY6LPYVET}

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	2026-05-18T03:49:09.850776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24d2718e3b3fba9eab3e7631e5bf1524e451b6b12a08d7167c1ee04419c8eb2d

Aliases

arxiv: 1208.1846 · arxiv_version: 1208.1846v1 · doi: 10.48550/arxiv.1208.1846 · pith_short_12: ETJHDDR3H65J · pith_short_16: ETJHDDR3H65J5KZ6 · pith_short_8: ETJHDDR3

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/ETJHDDR3H65J5KZ6OYY6LPYVET \
  | 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: 24d2718e3b3fba9eab3e7631e5bf1524e451b6b12a08d7167c1ee04419c8eb2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "004e78b292b2d33ac0b4618217427071738f4aaa5f9efc9f1615a4740c08822e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-08-09T08:53:11Z",
    "title_canon_sha256": "429a301300731ad946d5aca3e9fad4bfcfa081604cff4f53bfbe9c0981984016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1846",
    "kind": "arxiv",
    "version": 1
  }
}