Pith Number

pith:S55PBUVZ

pith:2026:S55PBUVZZGDGGZPATIB465OAOZ

not attested not anchored not stored refs pending

Physics-Guided Spectral Parametric Reduced-Order Modeling for Transient Prediction of Controlled Dynamical Systems

Antonio Cammi, Ao Zhang, Tian Zhang, Xiang Wang

arxiv:2607.18133 v1 · 2026-07-20 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S55PBUVZZGDGGZPATIB465OAOZ}

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	2026-07-21T02:22:18.382712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

977af0d2b9c9866365e09a03cf75c07643fdcf324f207bd9152db86046cfe96c

Aliases

arxiv: 2607.18133 · arxiv_version: 2607.18133v1 · doi: 10.48550/arxiv.2607.18133 · pith_short_12: S55PBUVZZGDG · pith_short_16: S55PBUVZZGDGGZPA · pith_short_8: S55PBUVZ

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/S55PBUVZZGDGGZPATIB465OAOZ \
  | 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: 977af0d2b9c9866365e09a03cf75c07643fdcf324f207bd9152db86046cfe96c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09f003201d7dd4605726b3614041e410fd440e2601b69248708ce81afc4b7662",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2026-07-20T16:25:24Z",
    "title_canon_sha256": "3cfb84d981c8b706fdad779af4e5a52db6a5fe25e7bcdb797038854c10a9de67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18133",
    "kind": "arxiv",
    "version": 1
  }
}