Pith Number

pith:GBJL4PET

pith:2022:GBJL4PETQQV2HKEBVZD4VSEA2N

not attested not anchored not stored refs pending

Dependency Parsing with Backtracking using Deep Reinforcement Learning

Alexis Nasr, Franck Dary, Maxime Petit

arxiv:2206.13914 v1 · 2022-06-28 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBJL4PETQQV2HKEBVZD4VSEA2N}

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	2026-07-05T04:35:26.843004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3052be3c93842ba3a881ae47cac880d34b9eec0c8a4668a8a87a6684721587fb

Aliases

arxiv: 2206.13914 · arxiv_version: 2206.13914v1 · doi: 10.48550/arxiv.2206.13914 · pith_short_12: GBJL4PETQQV2 · pith_short_16: GBJL4PETQQV2HKEB · pith_short_8: GBJL4PET

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/GBJL4PETQQV2HKEBVZD4VSEA2N \
  | 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: 3052be3c93842ba3a881ae47cac880d34b9eec0c8a4668a8a87a6684721587fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d9e05b92474280874ea3f33cbe52341a906f07c6af505baac43cf08b712c28f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-06-28T11:45:42Z",
    "title_canon_sha256": "d15763301a8ca0ec0342788bf3beb892548bd8d9312689b298b6ed0e49894d67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.13914",
    "kind": "arxiv",
    "version": 1
  }
}