Pith Number

pith:WM4VGTV2

pith:2017:WM4VGTV2I7IREEAD7ZK4B2NGHU

not attested not anchored not stored refs pending

Sentiment Polarity Detection for Software Development

Fabio Calefato, Federico Maiorano, Filippo Lanubile, Nicole Novielli

arxiv:1709.02984 v2 · 2017-09-09 · cs.SE · 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{WM4VGTV2I7IREEAD7ZK4B2NGHU}

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	2026-05-18T00:14:28.776663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b339534eba47d1121003fe55c0e9a63d3714f0b5084b0f5e7b908b7d82e37b7c

Aliases

arxiv: 1709.02984 · arxiv_version: 1709.02984v2 · doi: 10.48550/arxiv.1709.02984 · pith_short_12: WM4VGTV2I7IR · pith_short_16: WM4VGTV2I7IREEAD · pith_short_8: WM4VGTV2

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/WM4VGTV2I7IREEAD7ZK4B2NGHU \
  | 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: b339534eba47d1121003fe55c0e9a63d3714f0b5084b0f5e7b908b7d82e37b7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "572f1aa1c54cb8062208e7ae06c2cb94749355ae9d2f17c53335ea5e70c14d34",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-09-09T17:28:10Z",
    "title_canon_sha256": "be3855f02efb2a09fbad181d12a870327ee3dfcf00cf10ba50de566c9a7ce3f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02984",
    "kind": "arxiv",
    "version": 2
  }
}