Pith Number

pith:PQCJ5C6Y

pith:2024:PQCJ5C6YM6MMOGQO2WVYDMBK62

not attested not anchored not stored refs pending

Simulation-based Approach for Fast Optimal Control of a Stefan Problem with Application to Cell Therapy

George Barbastathis, Prakitr Srisuma, Richard D. Braatz

arxiv:2412.18272 v2 · 2024-12-24 · eess.SY · cs.SY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQCJ5C6YM6MMOGQO2WVYDMBK62}

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	2026-07-05T11:20:07.611154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c049e8bd86798c71a0ed5ab81b02af6b82e5f026d8a32a70b2526afe8972402

Aliases

arxiv: 2412.18272 · arxiv_version: 2412.18272v2 · doi: 10.48550/arxiv.2412.18272 · pith_short_12: PQCJ5C6YM6MM · pith_short_16: PQCJ5C6YM6MMOGQO · pith_short_8: PQCJ5C6Y

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/PQCJ5C6YM6MMOGQO2WVYDMBK62 \
  | 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: 7c049e8bd86798c71a0ed5ab81b02af6b82e5f026d8a32a70b2526afe8972402

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84b39834107382dce8dcfcde656d43ad996b21e87ae8061eabde838d53cfc8d3",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2024-12-24T08:30:33Z",
    "title_canon_sha256": "307212c857d927ac9662607d8e17572e3ac90270872094b87765753c15fad7dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.18272",
    "kind": "arxiv",
    "version": 2
  }
}