Pith Number

pith:K3E5NZNR

pith:2017:K3E5NZNRF2R64Y3ALGMVWQAWE4

not attested not anchored not stored refs pending

General AI Challenge - Round One: Gradual Learning

Jan Feyereisl, Martin Poliak, Martin Stransky, Matej Nikl, Michal Vlasak

arxiv:1708.05346 v1 · 2017-08-17 · 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{K3E5NZNRF2R64Y3ALGMVWQAWE4}

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	2026-05-18T00:37:53.192387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56c9d6e5b12ea3ee636059995b40162711c1a96590ef45c1b98c4ab37fc73643

Aliases

arxiv: 1708.05346 · arxiv_version: 1708.05346v1 · doi: 10.48550/arxiv.1708.05346 · pith_short_12: K3E5NZNRF2R6 · pith_short_16: K3E5NZNRF2R64Y3A · pith_short_8: K3E5NZNR

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/K3E5NZNRF2R64Y3ALGMVWQAWE4 \
  | 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: 56c9d6e5b12ea3ee636059995b40162711c1a96590ef45c1b98c4ab37fc73643

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "328fd7f32f18cd6de6f8c1b1acc90559087c6aba09975630d3fe16946788b00a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-08-17T16:10:58Z",
    "title_canon_sha256": "669c4a2497df8bcbcac19404a2b6c6ab528a51bc053832cde7919afdc1916c2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05346",
    "kind": "arxiv",
    "version": 1
  }
}