Pith Number

pith:J23EGKBX

pith:2014:J23EGKBXH3UVRQG6TQY57XF55H

not attested not anchored not stored refs pending

Coactive Learning for Locally Optimal Problem Solving

Alan Fern, Prasad Tadepalli, Robby Goetschalckx

arxiv:1404.5511 v1 · 2014-04-18 · 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{J23EGKBXH3UVRQG6TQY57XF55H}

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	2026-05-18T02:53:31.174293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eb64328373ee958c0de9c31dfdcbde9d626d5d20523cb963dd11eb929373aa6

Aliases

arxiv: 1404.5511 · arxiv_version: 1404.5511v1 · doi: 10.48550/arxiv.1404.5511 · pith_short_12: J23EGKBXH3UV · pith_short_16: J23EGKBXH3UVRQG6 · pith_short_8: J23EGKBX

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/J23EGKBXH3UVRQG6TQY57XF55H \
  | 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: 4eb64328373ee958c0de9c31dfdcbde9d626d5d20523cb963dd11eb929373aa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b7469b9281f2934ee0f14186a1dbabb93306e3e7ab6d92578db7811e0ee2ce1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-04-18T21:17:04Z",
    "title_canon_sha256": "1ef0ec7fe9569f4e3262c5111faed3a5ec0ca37ab46ec65b46f37eedd0f0c881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5511",
    "kind": "arxiv",
    "version": 1
  }
}