Pith Number

pith:IIEFAMLP

pith:2018:IIEFAMLP72BIK6BE5A53EMB6LJ

not attested not anchored not stored refs pending

Dynamical Optimal Transport on Discrete Surfaces

Edward Chien (MIT), Hugo Lavenant (LM-Orsay), Justin Solomon (MIT), Sebastian Claici (MIT)

arxiv:1809.07083 v1 · 2018-09-19 · math.AP · cs.NA · math.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IIEFAMLP72BIK6BE5A53EMB6LJ}

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	2026-05-18T00:05:20.720812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

420850316ffe82857824e83bb2303e5a4176a85bd242ae5e9a0ebdb3468c5595

Aliases

arxiv: 1809.07083 · arxiv_version: 1809.07083v1 · doi: 10.48550/arxiv.1809.07083 · pith_short_12: IIEFAMLP72BI · pith_short_16: IIEFAMLP72BIK6BE · pith_short_8: IIEFAMLP

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/IIEFAMLP72BIK6BE5A53EMB6LJ \
  | 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: 420850316ffe82857824e83bb2303e5a4176a85bd242ae5e9a0ebdb3468c5595

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baf757cc79e083d9efc7f0ae262c4bf43d7ef1f4ddc799acaf041061bcc0f7c5",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-09-19T09:14:15Z",
    "title_canon_sha256": "dc1b6eaec54577a3ddc2702fd8e22dbf1306351803eff7b64376368670feb4d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07083",
    "kind": "arxiv",
    "version": 1
  }
}