Pith Number

pith:VWV3WFGS

pith:2021:VWV3WFGSU2R2FCOAYEZ4KGDVNH

not attested not anchored not stored refs pending

Tree-Constrained Graph Neural Networks For Argument Mining

Federico Ruggeri, Marco Lippi, Paolo Torroni

arxiv:2110.00124 v1 · 2021-09-02 · cs.CL · cs.AI · 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{VWV3WFGSU2R2FCOAYEZ4KGDVNH}

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	2026-07-05T03:19:25.968191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adabbb14d2a6a3a289c0c133c5187569f87a23f8dd243d015e682fde6da40ad7

Aliases

arxiv: 2110.00124 · arxiv_version: 2110.00124v1 · doi: 10.48550/arxiv.2110.00124 · pith_short_12: VWV3WFGSU2R2 · pith_short_16: VWV3WFGSU2R2FCOA · pith_short_8: VWV3WFGS

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/VWV3WFGSU2R2FCOAYEZ4KGDVNH \
  | 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: adabbb14d2a6a3a289c0c133c5187569f87a23f8dd243d015e682fde6da40ad7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe754143eb44fa30b1e66820aa4be00728b6f76abc08f6217b0fabd30fbe5375",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-02T08:56:25Z",
    "title_canon_sha256": "0c8303b02282b705265ffa8d921784a46434d8035d5f5bb6af6a3eacad8e2eff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.00124",
    "kind": "arxiv",
    "version": 1
  }
}