Pith Number

pith:SYHIJ56W

pith:2019:SYHIJ56WZ5JY2NVIB42CNFDG35

not attested not anchored not stored refs pending

Deep Tree Transductions - A Short Survey

Antonio Bruno, Davide Bacciu

arxiv:1902.01737 v1 · 2019-02-05 · cs.LG · cs.NE · 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{SYHIJ56WZ5JY2NVIB42CNFDG35}

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	2026-05-17T23:54:46.882523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

960e84f7d6cf538d36a80f34269466df4a37ba22da022cbe10918eae068f922f

Aliases

arxiv: 1902.01737 · arxiv_version: 1902.01737v1 · doi: 10.48550/arxiv.1902.01737 · pith_short_12: SYHIJ56WZ5JY · pith_short_16: SYHIJ56WZ5JY2NVI · pith_short_8: SYHIJ56W

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/SYHIJ56WZ5JY2NVIB42CNFDG35 \
  | 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: 960e84f7d6cf538d36a80f34269466df4a37ba22da022cbe10918eae068f922f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7f5a69a1b338becf17f5f22e5baececb1c10dcdf6ed0974dcb4330ab3351eb8",
    "cross_cats_sorted": [
      "cs.NE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-05T15:18:47Z",
    "title_canon_sha256": "8b00e36f20897401f4bfbee151d6f63ef0b187bc9feed27892e69ba9431bee6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01737",
    "kind": "arxiv",
    "version": 1
  }
}