Pith Number

pith:QX2I4UXS

pith:2018:QX2I4UXSJ5AXONB2YCUPSENCC2

not attested not anchored not stored refs pending

Gromov-Wasserstein Alignment of Word Embedding Spaces

David Alvarez-Melis, Tommi S. Jaakkola

arxiv:1809.00013 v1 · 2018-08-31 · 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{QX2I4UXSJ5AXONB2YCUPSENCC2}

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	2026-05-18T00:06:36.393707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f48e52f24f4177343ac0a8f911a216b1e7811d87031055eff860c0dc391987

Aliases

arxiv: 1809.00013 · arxiv_version: 1809.00013v1 · doi: 10.48550/arxiv.1809.00013 · pith_short_12: QX2I4UXSJ5AX · pith_short_16: QX2I4UXSJ5AXONB2 · pith_short_8: QX2I4UXS

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/QX2I4UXSJ5AXONB2YCUPSENCC2 \
  | 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: 85f48e52f24f4177343ac0a8f911a216b1e7811d87031055eff860c0dc391987

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59a0b4b8a9fef865d2d5a6e16b147655d29ee49b1144c67356405feab755859d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-31T18:00:27Z",
    "title_canon_sha256": "aed32b6b0c040c6b5de000d66e76f7eb15a7af8740e53a75eea729eef9e6e708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00013",
    "kind": "arxiv",
    "version": 1
  }
}