Pith Number

pith:NH5PYDMT

pith:2019:NH5PYDMTA7VEPZQ7OOX7HCPLZZ

not attested not anchored not stored refs pending

A Unified Linear-Time Framework for Sentence-Level Discourse Parsing

M Saiful Bari, Prathyusha Jwalapuram, Shafiq Joty, Xiang Lin

arxiv:1905.05682 v2 · 2019-05-14 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NH5PYDMTA7VEPZQ7OOX7HCPLZZ}

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	2026-05-17T23:43:32.631754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69fafc0d9307ea47e61f73aff389ebce4e2245be4fd4c4d0a12e3b6a543475e9

Aliases

arxiv: 1905.05682 · arxiv_version: 1905.05682v2 · doi: 10.48550/arxiv.1905.05682 · pith_short_12: NH5PYDMTA7VE · pith_short_16: NH5PYDMTA7VEPZQ7 · pith_short_8: NH5PYDMT

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/NH5PYDMTA7VEPZQ7OOX7HCPLZZ \
  | 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: 69fafc0d9307ea47e61f73aff389ebce4e2245be4fd4c4d0a12e3b6a543475e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "315fe49d3ddd233514797f39b27cd6f0241a21e4c47e340caaf2751ec1106592",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-14T15:54:57Z",
    "title_canon_sha256": "57ac7c86023c35255a31071eb14bf87e3f3826861e386b1aa847aa5145a9979c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05682",
    "kind": "arxiv",
    "version": 2
  }
}