Pith Number

pith:CX3GMNUM

pith:2019:CX3GMNUM3LZ7UVFV6I4I55JULA

not attested not anchored not stored refs pending

Large Scale Question Paraphrase Retrieval with Smoothed Deep Metric Learning

Anjishnu Kumar, Arpit Mittal, Daniele Bonadiman

arxiv:1905.12786 v1 · 2019-05-29 · cs.CL · cs.AI · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CX3GMNUM3LZ7UVFV6I4I55JULA}

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	2026-05-17T23:44:39.669494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15f666368cdaf3fa54b5f2388ef5345822269b6f275778ab55cbde7958aea46e

Aliases

arxiv: 1905.12786 · arxiv_version: 1905.12786v1 · doi: 10.48550/arxiv.1905.12786 · pith_short_12: CX3GMNUM3LZ7 · pith_short_16: CX3GMNUM3LZ7UVFV · pith_short_8: CX3GMNUM

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/CX3GMNUM3LZ7UVFV6I4I55JULA \
  | 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: 15f666368cdaf3fa54b5f2388ef5345822269b6f275778ab55cbde7958aea46e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdde82c47ad45af683ed20d1cd7aebb30aec3db2f2e159e356ffd28dc4d4f2d8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-29T23:40:54Z",
    "title_canon_sha256": "e42dee58db7f0e994253b0c527f7efa67f75e5ea8c8b67aa273cb4e9b77eb3e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12786",
    "kind": "arxiv",
    "version": 1
  }
}