Pith Number

pith:Z5OIQ6Z7

pith:2019:Z5OIQ6Z7AHY7QTFLXADQVAT6UO

not attested not anchored not stored refs pending

Gaussian Conditional Random Fields for Classification

Andrija Petrovi\'c, Boris Deliba\v{s}i\'c, Milo\v{s} Jovanovi\'c, Mladen Nikoli\'c

arxiv:1902.00045 v1 · 2019-01-31 · cs.LG · cs.AI · 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{Z5OIQ6Z7AHY7QTFLXADQVAT6UO}

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	2026-05-17T23:54:58.379718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf5c887b3f01f1f84cabb8070a827ea3ab9782828ecb080e08b6bbb3f596925c

Aliases

arxiv: 1902.00045 · arxiv_version: 1902.00045v1 · doi: 10.48550/arxiv.1902.00045 · pith_short_12: Z5OIQ6Z7AHY7 · pith_short_16: Z5OIQ6Z7AHY7QTFL · pith_short_8: Z5OIQ6Z7

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/Z5OIQ6Z7AHY7QTFLXADQVAT6UO \
  | 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: cf5c887b3f01f1f84cabb8070a827ea3ab9782828ecb080e08b6bbb3f596925c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e97f7567da790d3d564339e0363a54ccfb54a7a267342d35cdc9ceefbaa32c4",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-31T19:33:13Z",
    "title_canon_sha256": "ede445c4d11fb55d4a000aadba2ebd79908cc6ab51c5af2f14fdb34dbb8eb2eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00045",
    "kind": "arxiv",
    "version": 1
  }
}