Pith Number

pith:5IOACNAW

pith:2025:5IOACNAWPJ3JOD5CPHCNWPGMX7

not attested not anchored not stored refs pending

Towards Real Time Control of Water Engineering with Nonlinear Hyperbolic Partial Differential Equations

Fabio DiFonzo, Michael Holst, Morteza Kimiaei, Songqiang Qiu, Vyacheslav Kungurtsev

arxiv:2512.14387 v4 · 2025-12-16 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5IOACNAWPJ3JOD5CPHCNWPGMX7}

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	2026-05-26T01:03:20.498003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea1c0134167a76970fa279c4db3cccbff220980ec3550a1173751a8b6835df68

Aliases

arxiv: 2512.14387 · arxiv_version: 2512.14387v4 · doi: 10.48550/arxiv.2512.14387 · pith_short_12: 5IOACNAWPJ3J · pith_short_16: 5IOACNAWPJ3JOD5C · pith_short_8: 5IOACNAW

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/5IOACNAWPJ3JOD5CPHCNWPGMX7 \
  | 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: ea1c0134167a76970fa279c4db3cccbff220980ec3550a1173751a8b6835df68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f23b7512244c036f3bf31827419443a39cda0e047a1af4e80b37ef079aee7d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-12-16T13:26:34Z",
    "title_canon_sha256": "f6446d1bd2dc96e57e9cc3620a637a5cfaedb5f5e574d1a9a1fdc9905b4e9894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.14387",
    "kind": "arxiv",
    "version": 4
  }
}