Pith Number

pith:3UC2FD7L

pith:2019:3UC2FD7L6VOHXXPLM6T5VP2EIM

not attested not anchored not stored refs pending

Multi-marginal Schrodinger bridges

Giovanni Conforti, Luigia Ripani, Tryphon T. Georgiou, Yongxin Chen

arxiv:1902.08319 v1 · 2019-02-22 · math.OC · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UC2FD7L6VOHXXPLM6T5VP2EIM}

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	2026-05-17T23:52:57.675280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd05a28febf55c7bddeb67a7dabf44430c4836fbfd1143930022709bb5fc67e9

Aliases

arxiv: 1902.08319 · arxiv_version: 1902.08319v1 · doi: 10.48550/arxiv.1902.08319 · pith_short_12: 3UC2FD7L6VOH · pith_short_16: 3UC2FD7L6VOHXXPL · pith_short_8: 3UC2FD7L

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/3UC2FD7L6VOHXXPLM6T5VP2EIM \
  | 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: dd05a28febf55c7bddeb67a7dabf44430c4836fbfd1143930022709bb5fc67e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a598d5c8fc6d4e6ea2edfe0ff256995164a2b89a85b94cafce2f12d53f516ac",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-02-22T00:35:55Z",
    "title_canon_sha256": "abe94b7aaa9ce7104c8651dfa1bcd3ac7911b615d159c50b52bae134fdf0542d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08319",
    "kind": "arxiv",
    "version": 1
  }
}