Pith Number

pith:CSAF2PYG

pith:2019:CSAF2PYGONMKN4YJ5CQPUCWRMB

not attested not anchored not stored refs pending

Artificial Neural Network Surrogate Modeling of Oil Reservoir: a Case Study

Boris Belozerov, Dmitri Koroteev, Evgeny Burnaev, Oleg Sudakov

arxiv:1905.07859 v1 · 2019-05-20 · physics.geo-ph · cs.LG · physics.comp-ph · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CSAF2PYGONMKN4YJ5CQPUCWRMB}

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	2026-05-17T23:45:48.302499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14805d3f067358a6f309e8a0fa0ad160732ca0ee387e61dbdff4c4adddb1b315

Aliases

arxiv: 1905.07859 · arxiv_version: 1905.07859v1 · doi: 10.48550/arxiv.1905.07859 · pith_short_12: CSAF2PYGONMK · pith_short_16: CSAF2PYGONMKN4YJ · pith_short_8: CSAF2PYG

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/CSAF2PYGONMKN4YJ5CQPUCWRMB \
  | 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: 14805d3f067358a6f309e8a0fa0ad160732ca0ee387e61dbdff4c4adddb1b315

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d05f3471dfbd4faaf67f4772f7cdf13de17e8b41fe981e909d5aa61002ea94da",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.comp-ph",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-05-20T03:34:47Z",
    "title_canon_sha256": "7081d8f6fc4f1401a648a657606704edb22245af3e814a4d5d93b8ccd54f41d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07859",
    "kind": "arxiv",
    "version": 1
  }
}