Pith Number

pith:2LZTXMK6

pith:2026:2LZTXMK6MZBTT4QXOWUALZ7TPV

not attested not anchored not stored refs pending

Scalable Dynamic Optimal Transport via Distributed Linearized ADMM

Hari Dahal, Rongjie Lai, Yangyang Xu

arxiv:2607.26407 v1 · 2026-07-29 · 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{2LZTXMK6MZBTT4QXOWUALZ7TPV}

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	2026-07-30T01:18:20.279989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

d2f33bb15e664339f21775a805e7f37d5819b6913650049e10ef291733ac0e28

Aliases

arxiv: 2607.26407 · arxiv_version: 2607.26407v1 · doi: 10.48550/arxiv.2607.26407 · pith_short_12: 2LZTXMK6MZBT · pith_short_16: 2LZTXMK6MZBTT4QX · pith_short_8: 2LZTXMK6

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/2LZTXMK6MZBTT4QXOWUALZ7TPV \
  | 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: d2f33bb15e664339f21775a805e7f37d5819b6913650049e10ef291733ac0e28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09d99b8a9cdc8d9c9fa6e9be1cacbb2df39b1522b6b576181adadb50bdc95706",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-07-29T02:38:18Z",
    "title_canon_sha256": "7d4581ead7493930260ba3f9e5a9571e4966c114d4391ea8d17c6c9abfa95dcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26407",
    "kind": "arxiv",
    "version": 1
  }
}