Pith Number

pith:QU6KWBWM

pith:2008:QU6KWBWMJF544LVDVWWTARW5O6

not attested not anchored not stored refs pending

Quickest Change Detection of a Markov Process Across a Sensor Array

Vasanthan Raghavan, Venugopal V. Veeravalli

arxiv:0812.3742 v1 · 2008-12-19 · cs.IT · math.IT · math.ST · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QU6KWBWMJF544LVDVWWTARW5O6}

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	2026-05-18T00:57:58.341988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

853cab06cc497bce2ea3adad3046dd778db077f4ccf2e900d571bde933f5a808

Aliases

arxiv: 0812.3742 · arxiv_version: 0812.3742v1 · doi: 10.48550/arxiv.0812.3742 · pith_short_12: QU6KWBWMJF54 · pith_short_16: QU6KWBWMJF544LVD · pith_short_8: QU6KWBWM

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/QU6KWBWMJF544LVDVWWTARW5O6 \
  | 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: 853cab06cc497bce2ea3adad3046dd778db077f4ccf2e900d571bde933f5a808

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c45cf92c3ad611e61e0184ab1ff8f1e0e4553364bd78f7db04fa3bc92ffc351",
    "cross_cats_sorted": [
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-12-19T10:08:48Z",
    "title_canon_sha256": "79416f31522ceffa1cbe9db4280554a7cfc417a7804c1cb7fe30fbbf7abaa3bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3742",
    "kind": "arxiv",
    "version": 1
  }
}