Pith Number

pith:DLRCVWSE

pith:2018:DLRCVWSEGKDL6TOVPGRMJDRUA6

not attested not anchored not stored refs pending

Computing Wasserstein Distance for Persistence Diagrams on a Quantum Computer

Elizabeth Munch, Jesse J. Berwald, Joel M. Gottlieb

arxiv:1809.06433 v2 · 2018-09-17 · cs.CG · cs.ET · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLRCVWSEGKDL6TOVPGRMJDRUA6}

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	2026-05-18T00:01:43.115464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ae22ada443286bf4dd579a2c48e3407823bcfc96102474b6e27c49317d08ce9

Aliases

arxiv: 1809.06433 · arxiv_version: 1809.06433v2 · doi: 10.48550/arxiv.1809.06433 · pith_short_12: DLRCVWSEGKDL · pith_short_16: DLRCVWSEGKDL6TOV · pith_short_8: DLRCVWSE

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/DLRCVWSEGKDL6TOVPGRMJDRUA6 \
  | 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: 1ae22ada443286bf4dd579a2c48e3407823bcfc96102474b6e27c49317d08ce9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0caf2004e50825ccb11b457b7f68b2a7a32dfcae6da4baa67e92b3bb19e1d0be",
    "cross_cats_sorted": [
      "cs.ET",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-09-17T20:34:04Z",
    "title_canon_sha256": "b27576bc9fb1cec0097e7bb2a0b2497883b7176f255a5dcfba077da999e66d35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06433",
    "kind": "arxiv",
    "version": 2
  }
}