Pith Number

pith:ROPDWRLC

pith:2019:ROPDWRLCRZYXRNH3OVLMNCFNMW

not attested not anchored not stored refs pending

Using Entity Relations for Opinion Mining of Vietnamese Comments

L. T. Le, P. M. Nguyen, P.T. Nguyen, V. M. Ngo

arxiv:1905.06647 v1 · 2019-05-16 · 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{ROPDWRLCRZYXRNH3OVLMNCFNMW}

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	2026-05-17T23:46:01.569207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b9e3b45628e7178b4fb7556c688ad65b81fac428eeb2fca11cba75b0aaf1f20

Aliases

arxiv: 1905.06647 · arxiv_version: 1905.06647v1 · doi: 10.48550/arxiv.1905.06647 · pith_short_12: ROPDWRLCRZYX · pith_short_16: ROPDWRLCRZYXRNH3 · pith_short_8: ROPDWRLC

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/ROPDWRLCRZYXRNH3OVLMNCFNMW \
  | 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: 8b9e3b45628e7178b4fb7556c688ad65b81fac428eeb2fca11cba75b0aaf1f20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe828e2581d3add7096f8cd26913cad5d03b1a3581ae124b399423bad9cbd3f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-16T10:31:48Z",
    "title_canon_sha256": "bb11e4a8bd55af669d3b90b46c48c327e4672bf3f281111515b079c1aecdec8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06647",
    "kind": "arxiv",
    "version": 1
  }
}