Pith Number

pith:JUG7BGAW

pith:2013:JUG7BGAWLVPPMJUE75AX6GDMOE

not attested not anchored not stored refs pending

Complexity of the minimum-time damping of a physical pendulum

Alexander Ovseevich

arxiv:1311.5729 v1 · 2013-11-22 · 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{JUG7BGAWLVPPMJUE75AX6GDMOE}

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	2026-05-18T02:20:10.745743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d0df098165d5ef62684ff417f186c71390c1291c6fc6f275fae399ed9845904

Aliases

arxiv: 1311.5729 · arxiv_version: 1311.5729v1 · doi: 10.48550/arxiv.1311.5729 · pith_short_12: JUG7BGAWLVPP · pith_short_16: JUG7BGAWLVPPMJUE · pith_short_8: JUG7BGAW

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/JUG7BGAWLVPPMJUE75AX6GDMOE \
  | 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: 4d0df098165d5ef62684ff417f186c71390c1291c6fc6f275fae399ed9845904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7f6deb58e2838d5259ea5613ee1c7e06813de8a3afe417bb3713dfb752e11b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-11-22T12:09:56Z",
    "title_canon_sha256": "45af42a6a054460c4294b48caabb82ce61fcdf442bae273f76c08810e7038a71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5729",
    "kind": "arxiv",
    "version": 1
  }
}