Pith Number

pith:2T3L7XJM

pith:2018:2T3L7XJMST554UDBGAW6H3AYFF

not attested not anchored not stored refs pending

Open Problems in Robotic Anomaly Detection

Jonathon M. Smereka, Ritwik Gupta, Sebastian Scherer, Zachary T. Kurtz

arxiv:1809.03565 v1 · 2018-09-10 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2T3L7XJMST554UDBGAW6H3AYFF}

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	2026-05-18T00:06:00.468359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4f6bfdd2c94fbde5061302de3ec182969522ea297fd04bc0fe9ea4ebefd2b7e

Aliases

arxiv: 1809.03565 · arxiv_version: 1809.03565v1 · doi: 10.48550/arxiv.1809.03565 · pith_short_12: 2T3L7XJMST55 · pith_short_16: 2T3L7XJMST554UDB · pith_short_8: 2T3L7XJM

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/2T3L7XJMST554UDBGAW6H3AYFF \
  | 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: d4f6bfdd2c94fbde5061302de3ec182969522ea297fd04bc0fe9ea4ebefd2b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12ac4b61b921aeacd25b96e13970737e9986ae10374563f08c1a1b56c86963a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-09-10T19:49:11Z",
    "title_canon_sha256": "e69b228938e808f93c6e06e7064ccdcb590b67e7c891dbd65d1e03d600800f18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03565",
    "kind": "arxiv",
    "version": 1
  }
}