Pith Number

pith:3BKOQWFM

pith:2018:3BKOQWFMYQS6VMWSZFQEPHAZMC

not attested not anchored not stored refs pending

Data Driven Governing Equations Approximation Using Deep Neural Networks

Dongbin Xiu, Kailiang Wu, Tong Qin

arxiv:1811.05537 v1 · 2018-11-13 · math.NA · cs.LG · cs.NE · math.DS · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BKOQWFMYQS6VMWSZFQEPHAZMC}

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	2026-05-17T23:39:57.881789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d854e858acc425eab2d2c960479c196085ea718b9907240373c48675e00d681d

Aliases

arxiv: 1811.05537 · arxiv_version: 1811.05537v1 · doi: 10.48550/arxiv.1811.05537 · pith_short_12: 3BKOQWFMYQS6 · pith_short_16: 3BKOQWFMYQS6VMWS · pith_short_8: 3BKOQWFM

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/3BKOQWFMYQS6VMWSZFQEPHAZMC \
  | 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: d854e858acc425eab2d2c960479c196085ea718b9907240373c48675e00d681d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d947e1e7d1048ec3c972470a26ee81eb91e60af221381e2eaec5945a1b86f217",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE",
      "math.DS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-13T21:47:27Z",
    "title_canon_sha256": "59e73c2f5a0e71e8d2c24f42c543c204a075af8112bfe914b19010dec54558c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05537",
    "kind": "arxiv",
    "version": 1
  }
}