Pith Number

pith:AXWQ5ZMH

pith:2024:AXWQ5ZMHXR5SF5HS7Y54ATCC46

not attested not anchored not stored refs pending

Collocation methods for nonlinear differential equations on low-rank manifolds

Alec Dektor

arxiv:2402.18721 v3 · 2024-02-28 · math.NA · cs.NA · 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{AXWQ5ZMHXR5SF5HS7Y54ATCC46}

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

A tensor-train reduced basis solver for parameterized partial differential equations on Cartesian grids

Receipt and verification

First computed	2026-07-05T09:29:48.900454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05ed0ee587bc7b22f4f2fe3bc04c42e79ed40a38cdc8d48801459ef4b872b9e3

Aliases

arxiv: 2402.18721 · arxiv_version: 2402.18721v3 · doi: 10.48550/arxiv.2402.18721 · pith_short_12: AXWQ5ZMHXR5S · pith_short_16: AXWQ5ZMHXR5SF5HS · pith_short_8: AXWQ5ZMH

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/AXWQ5ZMHXR5SF5HS7Y54ATCC46 \
  | 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: 05ed0ee587bc7b22f4f2fe3bc04c42e79ed40a38cdc8d48801459ef4b872b9e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ffdf06b2bb7bcd7af4e3d15e43fb9ebcad001066ebfe10378e6788933e70c6f",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-02-28T21:44:58Z",
    "title_canon_sha256": "554a9826c1cbc0594dd3a71f708a52a9c85706aafac6fb0834af96df5d773b1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.18721",
    "kind": "arxiv",
    "version": 3
  }
}