Pith Number

pith:OE3GDKUI

pith:2018:OE3GDKUI4KRAQQWO4N2IMU7BA3

not attested not anchored not stored refs pending

Bayes-optimal Hierarchical Classification over Asymmetric Tree-Distance Loss

Dheeraj Mekala, Harish Karnick, Purushottam Kar, Vivek Gupta

arxiv:1802.06771 v1 · 2018-02-17 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OE3GDKUI4KRAQQWO4N2IMU7BA3}

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	2026-05-18T00:22:54.331179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

713661aa88e2a20842cee3748653e106efb923b01e6f1cbdeb5565a4fef3d0d9

Aliases

arxiv: 1802.06771 · arxiv_version: 1802.06771v1 · doi: 10.48550/arxiv.1802.06771 · pith_short_12: OE3GDKUI4KRA · pith_short_16: OE3GDKUI4KRAQQWO · pith_short_8: OE3GDKUI

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/OE3GDKUI4KRAQQWO4N2IMU7BA3 \
  | 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: 713661aa88e2a20842cee3748653e106efb923b01e6f1cbdeb5565a4fef3d0d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "857d7c747ef7045fecba690110b10e357b4d2c7daf7ff423e16880c0c3b2756e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-02-17T12:51:06Z",
    "title_canon_sha256": "779fd7cb8184156ccb4258818adca9b238be4f8fcfe07cfbf2ab1ddda446e626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06771",
    "kind": "arxiv",
    "version": 1
  }
}