Pith Number

pith:OGEQRRLC

pith:2020:OGEQRRLCVGNY3JSSBX2ILDVV5Z

not attested not anchored not stored refs pending

Inference with Aggregate Data: An Optimal Transport Approach

Isabel Haasler, Johan Karlsson, Qinsheng Zhang, Rahul Singh, Yongxin Chen

arxiv:2003.13933 v2 · 2020-03-31 · cs.LG · cs.SY · eess.SY · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OGEQRRLCVGNY3JSSBX2ILDVV5Z}

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	2026-07-05T01:39:57.079164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

718908c562a99b8da6520df4858eb5ee7f58397e04be56088d30a9b60ff4b53f

Aliases

arxiv: 2003.13933 · arxiv_version: 2003.13933v2 · doi: 10.48550/arxiv.2003.13933 · pith_short_12: OGEQRRLCVGNY · pith_short_16: OGEQRRLCVGNY3JSS · pith_short_8: OGEQRRLC

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/OGEQRRLCVGNY3JSSBX2ILDVV5Z \
  | 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: 718908c562a99b8da6520df4858eb5ee7f58397e04be56088d30a9b60ff4b53f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61c7c019feb37be0448e3817e2393abe215a28df6923b11d4536162331e7746c",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-03-31T03:12:20Z",
    "title_canon_sha256": "4e6f76c4612b9854dc8e2aabee4e166491153dae99764b58b5a9abe148d43249"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.13933",
    "kind": "arxiv",
    "version": 2
  }
}