Pith Number

pith:YDSYRIQA

pith:2019:YDSYRIQAZP3KRH7R3CZEHAHFYV

not attested not anchored not stored refs pending

Can Neural Networks Learn Symbolic Rewriting?

Bartosz Piotrowski, Cezary Kaliszyk, Chad E. Brown, Josef Urban

arxiv:1911.04873 v2 · 2019-11-07 · cs.AI · cs.CL · 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{YDSYRIQAZP3KRH7R3CZEHAHFYV}

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	2026-07-05T01:06:09.306878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0e588a200cbf6a89ff1d8b24380e5c56f2110a26aaaa5e03b5212b55544f60b

Aliases

arxiv: 1911.04873 · arxiv_version: 1911.04873v2 · doi: 10.48550/arxiv.1911.04873 · pith_short_12: YDSYRIQAZP3K · pith_short_16: YDSYRIQAZP3KRH7R · pith_short_8: YDSYRIQA

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/YDSYRIQAZP3KRH7R3CZEHAHFYV \
  | 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: c0e588a200cbf6a89ff1d8b24380e5c56f2110a26aaaa5e03b5212b55544f60b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "654574f8e9546950e130cbe29013230a938d98b88f4df1a10f80c3987df2ae48",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-11-07T11:22:44Z",
    "title_canon_sha256": "c73611dd922757a071851b2ca42206ff9540644942d93f6e9d87ab8625b4ec3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.04873",
    "kind": "arxiv",
    "version": 2
  }
}