Pith Number

pith:XMLYMPZO

pith:2019:XMLYMPZOS6QJQDKOM6WTWBBDMB

not attested not anchored not stored refs pending

Bifidelity data-assisted neural networks in nonintrusive reduced-order modeling

Chuan Lu, Xueyu Zhu

arxiv:1902.00148 v2 · 2019-02-01 · 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{XMLYMPZOS6QJQDKOM6WTWBBDMB}

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	2026-05-17T23:54:47.806589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb17863f2e97a0980d4e67ad3b042360776e0fcd5eedbc8e7bc35fd7925057fb

Aliases

arxiv: 1902.00148 · arxiv_version: 1902.00148v2 · doi: 10.48550/arxiv.1902.00148 · pith_short_12: XMLYMPZOS6QJ · pith_short_16: XMLYMPZOS6QJQDKO · pith_short_8: XMLYMPZO

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/XMLYMPZOS6QJQDKOM6WTWBBDMB \
  | 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: bb17863f2e97a0980d4e67ad3b042360776e0fcd5eedbc8e7bc35fd7925057fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d3ce2dae035add0ff5a5354186b9dc6d201d3972dd0d99dc0a43a9d1da54d7f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-02-01T01:43:32Z",
    "title_canon_sha256": "5d5c300f2be541b5d9503b5ab88746695dbb956f4bdc5bdb9d9002b15bb49bd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00148",
    "kind": "arxiv",
    "version": 2
  }
}