Pith Number

pith:5EMQUSFG

pith:2026:5EMQUSFGAQWNMJ73ONVJUO5HIL

not attested not anchored not stored refs pending

A Sequential Quadratic Programming Perspective on Optimal Control

Abhijeet, Suman Chakravorty

arxiv:2605.25318 v1 · 2026-05-25 · 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{5EMQUSFGAQWNMJ73ONVJUO5HIL}

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	2026-05-26T02:04:28.684343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9190a48a6042cd627fb736a9a3ba742c5d4b778be705bded963cc2a19f1855c

Aliases

arxiv: 2605.25318 · arxiv_version: 2605.25318v1 · doi: 10.48550/arxiv.2605.25318 · pith_short_12: 5EMQUSFGAQWN · pith_short_16: 5EMQUSFGAQWNMJ73 · pith_short_8: 5EMQUSFG

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/5EMQUSFGAQWNMJ73ONVJUO5HIL \
  | 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: e9190a48a6042cd627fb736a9a3ba742c5d4b778be705bded963cc2a19f1855c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30b6fa10793c713995bd3f404e98b562f11a618aff2a8fe681f9f6f77df4cdc5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-25T00:42:41Z",
    "title_canon_sha256": "e36363447bc5656365154f55e4482a8a1912bce86b92b84cb8e85231a071ee4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25318",
    "kind": "arxiv",
    "version": 1
  }
}