Pith Number

pith:2FKYARMW

pith:2014:2FKYARMWNSQ462VEAMKF4LBFHY

not attested not anchored not stored refs pending

Aspect-Based Opinion Extraction from Customer reviews

Amani K Samha, Jinglan Zhang, Yuefeng Li

arxiv:1404.1982 v1 · 2014-04-08 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FKYARMWNSQ462VEAMKF4LBFHY}

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	2026-05-18T02:54:38.891199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1558045966ca1cf6aa403145e2c253e2abce6951e34f259ae249d456dce112d

Aliases

arxiv: 1404.1982 · arxiv_version: 1404.1982v1 · doi: 10.48550/arxiv.1404.1982 · pith_short_12: 2FKYARMWNSQ4 · pith_short_16: 2FKYARMWNSQ462VE · pith_short_8: 2FKYARMW

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/2FKYARMWNSQ462VEAMKF4LBFHY \
  | 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: d1558045966ca1cf6aa403145e2c253e2abce6951e34f259ae249d456dce112d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaa7c70cb3f3d67a7eb6411a8d65f08df84930585fdef62bb22fb03a45544151",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-04-08T01:19:14Z",
    "title_canon_sha256": "fde006a90f365411e1ec813eba996b7097edcb4415c099d85daba698d7165bc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1982",
    "kind": "arxiv",
    "version": 1
  }
}