Pith Number

pith:ZALTVTNU

pith:2026:ZALTVTNURU6TWCUYGQNDECJGT3

not attested not anchored not stored refs pending

amerta: A Python Library for Idealized 1D Saint--Venant Dam-Break Simulation

Astyka Pamumpuni, Dasapta E. Irawan, Deny J. Puradimaja, Edi Riawan, Faruq Khadami, Iwan P. Anwar, Rendy D. Kartiko, Rusmawan Suwarman, Sandy H. S. Herho

arxiv:2605.31011 v1 · 2026-05-29 · physics.flu-dyn · physics.ao-ph · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZALTVTNURU6TWCUYGQNDECJGT3}

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	2026-06-01T01:03:30.635851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8173acdb48d3d3b0a98341a3209269ec68ed306abc1c21e9615d4ab8a5d8d6c

Aliases

arxiv: 2605.31011 · arxiv_version: 2605.31011v1 · doi: 10.48550/arxiv.2605.31011 · pith_short_12: ZALTVTNURU6T · pith_short_16: ZALTVTNURU6TWCUY · pith_short_8: ZALTVTNU

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/ZALTVTNURU6TWCUYGQNDECJGT3 \
  | 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: c8173acdb48d3d3b0a98341a3209269ec68ed306abc1c21e9615d4ab8a5d8d6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae8e8d4cd43c9e65f92c9b8bd065ae172c8afdf54da438b9b73e4c015915e531",
    "cross_cats_sorted": [
      "physics.ao-ph",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-05-29T08:43:13Z",
    "title_canon_sha256": "41ca22a36475639f3b56239d38efc36b95213698977bd89d9d763ab81802d738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31011",
    "kind": "arxiv",
    "version": 1
  }
}