Pith Number

pith:CPKYXACL

pith:2018:CPKYXACL5DACNHHTEAPJB7OSCO

not attested not anchored not stored refs pending

Adversarial Domain Adaptation for Duplicate Question Detection

Alessandro Moschitti, Darsh J Shah, Preslav Nakov, Salvatore Romeo, Tao Lei

arxiv:1809.02255 v1 · 2018-09-07 · 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{CPKYXACL5DACNHHTEAPJB7OSCO}

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	2026-05-18T00:06:17.578970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13d58b804be8c0269cf3201e90fdd213b97a05e2f10f6418fe9225269ec9f14d

Aliases

arxiv: 1809.02255 · arxiv_version: 1809.02255v1 · doi: 10.48550/arxiv.1809.02255 · pith_short_12: CPKYXACL5DAC · pith_short_16: CPKYXACL5DACNHHT · pith_short_8: CPKYXACL

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/CPKYXACL5DACNHHTEAPJB7OSCO \
  | 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: 13d58b804be8c0269cf3201e90fdd213b97a05e2f10f6418fe9225269ec9f14d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a96791841332c18f8850b992db1d8f68796f7f9be1c4a3a06a2f6dcce939347a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-09-07T00:00:39Z",
    "title_canon_sha256": "2315e4ca632f3809e580220a347ad45db7c3659f16e25b51bf464e9355a7ce9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02255",
    "kind": "arxiv",
    "version": 1
  }
}