Pith Number

pith:KGTQJZDM

pith:2019:KGTQJZDMYOXLTPQXNV6BMUXAZC

not attested not anchored not stored refs pending

Answering Conversational Questions on Structured Data without Logical Forms

Francesco Piccinno, Massimo Nicosia, Peter Shaw, Thomas M\"uller, Yasemin Altun

arxiv:1908.11787 v1 · 2019-08-30 · 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{KGTQJZDMYOXLTPQXNV6BMUXAZC}

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	2026-07-05T00:00:45.666020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51a704e46cc3aeb9be176d7c1652e0c89fc71b882ee09857ad565ef861148c85

Aliases

arxiv: 1908.11787 · arxiv_version: 1908.11787v1 · doi: 10.48550/arxiv.1908.11787 · pith_short_12: KGTQJZDMYOXL · pith_short_16: KGTQJZDMYOXLTPQX · pith_short_8: KGTQJZDM

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/KGTQJZDMYOXLTPQXNV6BMUXAZC \
  | 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: 51a704e46cc3aeb9be176d7c1652e0c89fc71b882ee09857ad565ef861148c85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ddf601bfdc62b55fe4b28aed747b126177be0b54557841be129c00b62544240",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-30T15:26:44Z",
    "title_canon_sha256": "03a1c9fd7021b7005b1f366baf968e72381ed2c64b432fe12a3da0b926ff2231"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.11787",
    "kind": "arxiv",
    "version": 1
  }
}