Pith Number

pith:XZHBAPQE

pith:2018:XZHBAPQEU4LCBKJJLOGNWDN7Q3

not attested not anchored not stored refs pending

State tracking of linear ensembles via optimal mass transport

Johan Karlsson, Yongxin Chen

arxiv:1803.02296 v1 · 2018-03-06 · cs.SY · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZHBAPQEU4LCBKJJLOGNWDN7Q3}

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	2026-05-18T00:21:51.856362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be4e103e04a71620a9295b8cdb0dbf86fa6dd9f4e169282e4d9b6c3f32cfa296

Aliases

arxiv: 1803.02296 · arxiv_version: 1803.02296v1 · doi: 10.48550/arxiv.1803.02296 · pith_short_12: XZHBAPQEU4LC · pith_short_16: XZHBAPQEU4LCBKJJ · pith_short_8: XZHBAPQE

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/XZHBAPQEU4LCBKJJLOGNWDN7Q3 \
  | 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: be4e103e04a71620a9295b8cdb0dbf86fa6dd9f4e169282e4d9b6c3f32cfa296

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba2583eb8b104352ded855b88393e4371aa66aaf3ed12e6d9b3814deaf3deb2e",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-03-06T16:54:45Z",
    "title_canon_sha256": "03c36656c60e33bed45495e0ced69e151940d5fdbd75e57baa08e3b2d7708389"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02296",
    "kind": "arxiv",
    "version": 1
  }
}