Pith Number

pith:4BUYPJOG

pith:2024:4BUYPJOGK3YVYCP6PJMMV4E46Y

not attested not anchored not stored refs pending

Improving Unsupervised Constituency Parsing via Maximizing Semantic Information

Danushka Bollegala, Junjie Chen, Xiangheng He, Yusuke Miyao

arxiv:2410.02558 v3 · 2024-10-03 · 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{4BUYPJOGK3YVYCP6PJMMV4E46Y}

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	2026-07-05T10:44:18.287714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e06987a5c656f15c09fe7a58caf09cf6222c6ce6fe5e4f139fb44885cdb76749

Aliases

arxiv: 2410.02558 · arxiv_version: 2410.02558v3 · doi: 10.48550/arxiv.2410.02558 · pith_short_12: 4BUYPJOGK3YV · pith_short_16: 4BUYPJOGK3YVYCP6 · pith_short_8: 4BUYPJOG

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/4BUYPJOGK3YVYCP6PJMMV4E46Y \
  | 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: e06987a5c656f15c09fe7a58caf09cf6222c6ce6fe5e4f139fb44885cdb76749

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d740c07cad912c1e38eee211c458c2853966524eda178a448d1bb6559202560",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-10-03T15:04:00Z",
    "title_canon_sha256": "bd85814fa1804594eb11719048fd0a8063583090691323290124e30b7df4a19d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.02558",
    "kind": "arxiv",
    "version": 3
  }
}