Pith Number

pith:5SA7OQAR

pith:2024:5SA7OQAR54UBLY5RKBULQ4YFJ6

not attested not anchored not stored refs pending

Differentiability of the value function in control-constrained parabolic problems

Alberto Dom\'inguez Corella, Nicolai Jork, Stefan Volkwein

arxiv:2412.20310 v3 · 2024-12-29 · 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{5SA7OQAR54UBLY5RKBULQ4YFJ6}

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	2026-07-07T02:19:37.018877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec81f74011ef2815e3b15068b873054fbd966d278c81347874fd977502ce5869

Aliases

arxiv: 2412.20310 · arxiv_version: 2412.20310v3 · doi: 10.48550/arxiv.2412.20310 · pith_short_12: 5SA7OQAR54UB · pith_short_16: 5SA7OQAR54UBLY5R · pith_short_8: 5SA7OQAR

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/5SA7OQAR54UBLY5RKBULQ4YFJ6 \
  | 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: ec81f74011ef2815e3b15068b873054fbd966d278c81347874fd977502ce5869

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "210129824452a5d05131733c4a738ce2c6b2008892fab08c5bbc75c9aa94b36f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-12-29T01:09:06Z",
    "title_canon_sha256": "fa1a6dacce05eb0b7a92d000fe2d5de4d5a8409cae4d65ba1d0f97837b78e4d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.20310",
    "kind": "arxiv",
    "version": 3
  }
}