Pith Number

pith:EDU5AFE3

pith:2020:EDU5AFE3ZSVWLRSHE5S5MS255G

not attested not anchored not stored refs pending

A contribution to Optimal Transport on incomparable spaces

Titouan Vayer

arxiv:2011.04447 v1 · 2020-11-09 · stat.ML · 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{EDU5AFE3ZSVWLRSHE5S5MS255G}

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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.

Cited by

1 paper in Pith

Quadratic-form Optimal Transport

Receipt and verification

First computed	2026-07-05T01:50:05.482112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20e9d0149bccab65c6472765d64b5de98b504e4c56d5ade7afc8edf0771ef35a

Aliases

arxiv: 2011.04447 · arxiv_version: 2011.04447v1 · doi: 10.48550/arxiv.2011.04447 · pith_short_12: EDU5AFE3ZSVW · pith_short_16: EDU5AFE3ZSVWLRSH · pith_short_8: EDU5AFE3

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/EDU5AFE3ZSVWLRSHE5S5MS255G \
  | 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: 20e9d0149bccab65c6472765d64b5de98b504e4c56d5ade7afc8edf0771ef35a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d58e63d98381606772d9782d1576c18a28c1ae7d898e44871c788c848261c7ed",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-11-09T14:13:52Z",
    "title_canon_sha256": "7a2a2a033edea628c003d579af6d5e9c7744762acf1a6376ce3186a2aa766b3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.04447",
    "kind": "arxiv",
    "version": 1
  }
}