Pith Number

pith:R4QI4KLC

pith:2025:R4QI4KLCFSUZEK7TNILCIBZY23

not attested not anchored not stored refs pending

Semi-Explicit Neural DAEs: Learning Long-Horizon Dynamical Systems with Algebraic Constraints

Alan Edelman, Avik Pal, Christopher Rackauckas

arxiv:2505.20515 v1 · 2025-05-26 · cs.LG · cs.NA · math.DS · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4QI4KLCFSUZEK7TNILCIBZY23}

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.

Cited by

1 paper in Pith

Physics-Guided Dimension Reduction for Simulation-Free Operator Learning of Stiff Differential-Algebraic Systems

Receipt and verification

First computed	2026-07-05T11:10:13.885550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f208e29622ca9922bf36a16240738d6fbd650a794d1a8b13faace1199a7f96e

Aliases

arxiv: 2505.20515 · arxiv_version: 2505.20515v1 · doi: 10.48550/arxiv.2505.20515 · pith_short_12: R4QI4KLCFSUZ · pith_short_16: R4QI4KLCFSUZEK7T · pith_short_8: R4QI4KLC

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/R4QI4KLCFSUZEK7TNILCIBZY23 \
  | 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: 8f208e29622ca9922bf36a16240738d6fbd650a794d1a8b13faace1199a7f96e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6b0805edea24729cd26c5a3df6578e9e10c29a1c6fed56a011374cbca5ea45c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.DS",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-26T20:31:15Z",
    "title_canon_sha256": "4dd827251fe5e4cff92ac78cef2af6c47d80d5f7ff5ccbcadd9ab6c42d9ca42f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20515",
    "kind": "arxiv",
    "version": 1
  }
}