Pith Number

pith:2RT74RNT

pith:2014:2RT74RNT6QNI62I4QQJMHV5TB6

not attested not anchored not stored refs pending

Noether's Theorem for Control Problems on Time Scales

Agnieszka B. Malinowska, Moulay Rchid Sidi Ammi

arxiv:1406.0705 v1 · 2014-06-03 · 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{2RT74RNT6QNI62I4QQJMHV5TB6}

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	2026-05-18T02:50:32.990288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d467fe45b3f41a8f691c8412c3d7b30f9a4ae71647e743c784de26136d70455b

Aliases

arxiv: 1406.0705 · arxiv_version: 1406.0705v1 · doi: 10.48550/arxiv.1406.0705 · pith_short_12: 2RT74RNT6QNI · pith_short_16: 2RT74RNT6QNI62I4 · pith_short_8: 2RT74RNT

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/2RT74RNT6QNI62I4QQJMHV5TB6 \
  | 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: d467fe45b3f41a8f691c8412c3d7b30f9a4ae71647e743c784de26136d70455b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8da5535fb541ad8adbb397d145ae413886eb721d68eda038edfc8b9f84c8fc1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-06-03T13:32:21Z",
    "title_canon_sha256": "7c8b68585b3db8487fe26c9564395bb41ee90cebe933538a498e5c369b4167ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0705",
    "kind": "arxiv",
    "version": 1
  }
}