Pith Number

pith:RAQB4G2K

pith:2019:RAQB4G2KVTVQPRIVXB3QP76PW5

not attested not anchored not stored refs pending

Target Based Speech Act Classification in Political Campaign Text

Shivashankar Subramanian, Timothy Baldwin, Trevor Cohn

arxiv:1905.07856 v1 · 2019-05-20 · 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{RAQB4G2KVTVQPRIVXB3QP76PW5}

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	2026-05-17T23:45:48.309049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88201e1b4aaceb07c515b87707ffcfb74a4dbe9f68775026f82dc7b436df4fdb

Aliases

arxiv: 1905.07856 · arxiv_version: 1905.07856v1 · doi: 10.48550/arxiv.1905.07856 · pith_short_12: RAQB4G2KVTVQ · pith_short_16: RAQB4G2KVTVQPRIV · pith_short_8: RAQB4G2K

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/RAQB4G2KVTVQPRIVXB3QP76PW5 \
  | 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: 88201e1b4aaceb07c515b87707ffcfb74a4dbe9f68775026f82dc7b436df4fdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6317c7ffe10dcc5d353b8ad6745df93cf180e7917db6a8320e6089109a0445a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-20T03:14:11Z",
    "title_canon_sha256": "5a3a6714f4d4064f534aa3ba0bf84fd8ca963e95889ece70516e723f93e06898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07856",
    "kind": "arxiv",
    "version": 1
  }
}