Pith Number

pith:PQB37CR3

pith:2023:PQB37CR3TG4BW2O4BWEQ4J24FA

not attested not anchored not stored refs pending

A New Notion of Tykhonov Well-Posedness for Optimization Problems

J. S. Chen, V. K. Hoang, V. S. T. Long

arxiv:2309.00515 v2 · 2023-09-01 · 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{PQB37CR3TG4BW2O4BWEQ4J24FA}

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	2026-05-20T00:00:14.452975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c03bf8a3b99b81b69dc0d890e275c2806f9c378520a84e75df6a6d6b59da7b5

Aliases

arxiv: 2309.00515 · arxiv_version: 2309.00515v2 · doi: 10.48550/arxiv.2309.00515 · pith_short_12: PQB37CR3TG4B · pith_short_16: PQB37CR3TG4BW2O4 · pith_short_8: PQB37CR3

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/PQB37CR3TG4BW2O4BWEQ4J24FA \
  | 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: 7c03bf8a3b99b81b69dc0d890e275c2806f9c378520a84e75df6a6d6b59da7b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a283570c68570e115f4e1e097e3ae45260120e32a3aec098cec8d32e46ddb625",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-09-01T15:06:42Z",
    "title_canon_sha256": "448019ee6dac54b9a0ad50e2a78a82b79f3ef5b64b401daad9a1a24ed30e2fb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.00515",
    "kind": "arxiv",
    "version": 2
  }
}