Pith Number

pith:5TYQSG2L

pith:2018:5TYQSG2LY4SB7TCZL6A4H5T6NS

not attested not anchored not stored refs pending

Markov Chains with Maximum Return Time Entropy for Robotic Surveillance

Francesco Bullo, Mishel George, Xiaoming Duan

arxiv:1803.07705 v2 · 2018-03-21 · 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{5TYQSG2LY4SB7TCZL6A4H5T6NS}

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	2026-05-18T00:14:53.598301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecf1091b4bc7241fcc595f81c3f67e6ca2b29cb55fc839dc0ccaeb992446afcd

Aliases

arxiv: 1803.07705 · arxiv_version: 1803.07705v2 · doi: 10.48550/arxiv.1803.07705 · pith_short_12: 5TYQSG2LY4SB · pith_short_16: 5TYQSG2LY4SB7TCZ · pith_short_8: 5TYQSG2L

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/5TYQSG2LY4SB7TCZL6A4H5T6NS \
  | 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: ecf1091b4bc7241fcc595f81c3f67e6ca2b29cb55fc839dc0ccaeb992446afcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95e06cf68b13a1a8ba3b513570c15b1b0d35b3337026ec34667896c832d0d8ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-03-21T00:47:22Z",
    "title_canon_sha256": "45a9c428e1c59cfc3dc6b4bf17b4195d76fa4f574097df9f92736b908f15e219"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07705",
    "kind": "arxiv",
    "version": 2
  }
}