Pith Number

pith:QJP2U4RP

pith:2022:QJP2U4RPKAZWVGWDCDIZNJ7RSW

not attested not anchored not stored refs pending

Multi-scale Digital Twin: Developing a fast and physics-informed surrogate model for groundwater contamination with uncertain climate models

Alexander Lavin, Aurelien Meray, Haruko Wainwright, Ilijana Mastilovic, Lijing Wang, Milad Memarzadeh, Satyarth Praveen, Takuya Kurihana, Zexuan Xu

arxiv:2211.10884 v1 · 2022-11-20 · physics.geo-ph · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJP2U4RPKAZWVGWDCDIZNJ7RSW}

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	2026-07-05T05:17:36.023989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

825faa722f50336a9ac310d196a7f195a966cf893edc0f3adfaa790c1e2744e1

Aliases

arxiv: 2211.10884 · arxiv_version: 2211.10884v1 · doi: 10.48550/arxiv.2211.10884 · pith_short_12: QJP2U4RPKAZW · pith_short_16: QJP2U4RPKAZWVGWD · pith_short_8: QJP2U4RP

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/QJP2U4RPKAZWVGWDCDIZNJ7RSW \
  | 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: 825faa722f50336a9ac310d196a7f195a966cf893edc0f3adfaa790c1e2744e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc89d0b73c791544102cddad392a564492de2d13a3959ad3df5aa36e1a0fc035",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2022-11-20T06:46:35Z",
    "title_canon_sha256": "fafa4f62c923ddb3fa0531bb1e89ed2a3ea2420360303ea5047b9e126e770fa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.10884",
    "kind": "arxiv",
    "version": 1
  }
}