Pith Number

pith:6UQVKR4P

pith:2016:6UQVKR4PEXP7OXMFLYK4HD3XST

not attested not anchored not stored refs pending

Stratifying High Dimensional Data Based on Proximity to the Convex Hull Boundary

Chris Peterson, Lori Ziegelmeier, Michael Kirby

arxiv:1611.01419 v1 · 2016-11-04 · cs.CG · 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{6UQVKR4PEXP7OXMFLYK4HD3XST}

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	2026-05-18T01:00:11.062875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f52155478f25dff75d855e15c38f7794f0133e564fedb100b0a4968684a7eea1

Aliases

arxiv: 1611.01419 · arxiv_version: 1611.01419v1 · doi: 10.48550/arxiv.1611.01419 · pith_short_12: 6UQVKR4PEXP7 · pith_short_16: 6UQVKR4PEXP7OXMF · pith_short_8: 6UQVKR4P

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/6UQVKR4PEXP7OXMFLYK4HD3XST \
  | 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: f52155478f25dff75d855e15c38f7794f0133e564fedb100b0a4968684a7eea1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a94197f858dc2fff6ac60d56d2dce31f587bfeeb386cdfefcb09581f7ad3bbf",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-11-04T15:23:32Z",
    "title_canon_sha256": "19ed314d4ba405f36f8b7f64d45192949ae009307e3fc60ba74fbd06bed1b1c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01419",
    "kind": "arxiv",
    "version": 1
  }
}