Pith Number

pith:CLPOUOTF

pith:2019:CLPOUOTFDIH6L6VX6Z6OUJQCMR

not attested not anchored not stored refs pending

Targeted Sentiment Analysis: A Data-Driven Categorization

Aixin Sun, Chenliang Li, Jiaxin Pei

arxiv:1905.03423 v1 · 2019-05-09 · cs.CL

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

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	2026-05-17T23:46:39.983059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12deea3a651a0fe5fab7f67cea26026448bf4cb2e8753d35ed47135e80d27d88

Aliases

arxiv: 1905.03423 · arxiv_version: 1905.03423v1 · doi: 10.48550/arxiv.1905.03423 · pith_short_12: CLPOUOTFDIH6 · pith_short_16: CLPOUOTFDIH6L6VX · pith_short_8: CLPOUOTF

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/CLPOUOTFDIH6L6VX6Z6OUJQCMR \
  | 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: 12deea3a651a0fe5fab7f67cea26026448bf4cb2e8753d35ed47135e80d27d88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bee1cf94af62101c1eb0c85a0865327586cfaaa9281a5484ceb4ac97ca752e96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-09T03:01:54Z",
    "title_canon_sha256": "51b6d6195b173390414bb0a35a1959f4228ff63954d1b70110b4b1dce3c996f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03423",
    "kind": "arxiv",
    "version": 1
  }
}