Pith Number

pith:P3MX7CIX

pith:2013:P3MX7CIXT7XRN7AJOZMSV6NRRZ

not attested not anchored not stored refs pending

"Not not bad" is not "bad": A distributional account of negation

Edward Grefenstette, Karl Moritz Hermann, Phil Blunsom

arxiv:1306.2158 v1 · 2013-06-10 · 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{P3MX7CIXT7XRN7AJOZMSV6NRRZ}

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	2026-05-18T03:21:22.199662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ed97f89179fef16fc0976592af9b18e7fa0b260a2dbd95759c566ff0ca151fc

Aliases

arxiv: 1306.2158 · arxiv_version: 1306.2158v1 · doi: 10.48550/arxiv.1306.2158 · pith_short_12: P3MX7CIXT7XR · pith_short_16: P3MX7CIXT7XRN7AJ · pith_short_8: P3MX7CIX

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/P3MX7CIXT7XRN7AJOZMSV6NRRZ \
  | 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: 7ed97f89179fef16fc0976592af9b18e7fa0b260a2dbd95759c566ff0ca151fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5493820f8a7e935accdae70bce6dad1b62cd4e509553f5f559e08238b75d40f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2013-06-10T10:29:09Z",
    "title_canon_sha256": "ac729d74c962ae12d86033434d94fdc54428bab51186f6802c3fcb58874da635"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2158",
    "kind": "arxiv",
    "version": 1
  }
}