Pith Number

pith:FPZ4P5T7

pith:2018:FPZ4P5T7QZEFPDPZYSTNJACX56

not attested not anchored not stored refs pending

A Survey on Deep Learning Toolkits and Libraries for Intelligent User Interfaces

Daniel Sonntag, Jan Zacharias, Michael Barz

arxiv:1803.04818 v2 · 2018-03-13 · cs.HC · 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{FPZ4P5T7QZEFPDPZYSTNJACX56}

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	2026-05-18T00:21:04.119511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf3c7f67f8648578df9c4a6d48057ef9b8960105ce71efee8bc372cd6ac91c3

Aliases

arxiv: 1803.04818 · arxiv_version: 1803.04818v2 · doi: 10.48550/arxiv.1803.04818 · pith_short_12: FPZ4P5T7QZEF · pith_short_16: FPZ4P5T7QZEFPDPZ · pith_short_8: FPZ4P5T7

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/FPZ4P5T7QZEFPDPZYSTNJACX56 \
  | 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: 2bf3c7f67f8648578df9c4a6d48057ef9b8960105ce71efee8bc372cd6ac91c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a85799843e9407c1512627d3ed7aa1c1f813c1c0ce6b0af36d6c52fa006be45b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-03-13T14:07:40Z",
    "title_canon_sha256": "3fa2d4609a5d570e9fdef9c5a465b3b8601f93a0912e051f389475706008dd17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04818",
    "kind": "arxiv",
    "version": 2
  }
}