Pith Number

pith:SRKPWM5O

pith:2019:SRKPWM5O6C2G77D67DTC5HXKIE

not attested not anchored not stored refs pending

Perimeter-defense Game on Arbitrary Convex Shapes

Daigo Shishika, Vijay Kumar

arxiv:1909.03989 v3 · 2019-09-09 · eess.SY · cs.SY · 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{SRKPWM5O6C2G77D67DTC5HXKIE}

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	2026-07-05T02:36:30.391650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9454fb33aef0b46ffc7ef8e62e9eea41353dd48b7a477f1b3798899df19b8318

Aliases

arxiv: 1909.03989 · arxiv_version: 1909.03989v3 · doi: 10.48550/arxiv.1909.03989 · pith_short_12: SRKPWM5O6C2G · pith_short_16: SRKPWM5O6C2G77D6 · pith_short_8: SRKPWM5O

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/SRKPWM5O6C2G77D67DTC5HXKIE \
  | 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: 9454fb33aef0b46ffc7ef8e62e9eea41353dd48b7a477f1b3798899df19b8318

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73bf25f340b2d50ccda51efe9afe90ea94642134463c0f5769d197bee65a9d1d",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2019-09-09T16:58:56Z",
    "title_canon_sha256": "6fb7412aae40579d787dffbfe97ecf9085a8b2d2c7e37ed08919a8af8ba6fe02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.03989",
    "kind": "arxiv",
    "version": 3
  }
}