Pith Number

pith:OOC3P7I5

pith:2025:OOC3P7I5KYJTQODZAXNAMGPEB2

not attested not anchored not stored refs pending

Adaptive Collocation Point Strategies For Physics Informed Neural Networks via the QR Discrete Empirical Interpolation Method

Adrian Celaya, Beatrice Riviere, David Fuentes

arxiv:2501.07700 v4 · 2025-01-13 · cs.LG · cs.CE · cs.NA · 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{OOC3P7I5KYJTQODZAXNAMGPEB2}

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

Identifiability Limits of Physics-Informed Inference for Spatial Stochastic Dynamics from Static Snapshots

Receipt and verification

First computed	2026-07-05T11:50:29.943444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7385b7fd1d561338387905da0619e40ea0c20fa7cb9976ccb639667099bd76f3

Aliases

arxiv: 2501.07700 · arxiv_version: 2501.07700v4 · doi: 10.48550/arxiv.2501.07700 · pith_short_12: OOC3P7I5KYJT · pith_short_16: OOC3P7I5KYJTQODZ · pith_short_8: OOC3P7I5

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/OOC3P7I5KYJTQODZAXNAMGPEB2 \
  | 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: 7385b7fd1d561338387905da0619e40ea0c20fa7cb9976ccb639667099bd76f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cfa27339bb17eebf9a6c573d9240bd12c2830e6521a58329b92bb9857bbcc48",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-13T21:24:15Z",
    "title_canon_sha256": "a9a5fe7b83d79f81523f353bd2dce63a05e122958652d18a4a42ad17ca806d4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.07700",
    "kind": "arxiv",
    "version": 4
  }
}