Pith Number

pith:TXPQGW27

pith:2016:TXPQGW27PNBH6AUGZ5WTVFYBLW

not attested not anchored not stored refs pending

megaman: Manifold Learning with Millions of points

Jacob VanderPlas, James McQueen, Marina Meila, Zhongyue Zhang

arxiv:1603.02763 v1 · 2016-03-09 · cs.LG · cs.CG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TXPQGW27PNBH6AUGZ5WTVFYBLW}

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	2026-05-18T01:19:19.906211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ddf035b5f7b427f0286cf6d3a97015da467f41d9974a6975fcd8fa5ac2700c9

Aliases

arxiv: 1603.02763 · arxiv_version: 1603.02763v1 · doi: 10.48550/arxiv.1603.02763 · pith_short_12: TXPQGW27PNBH · pith_short_16: TXPQGW27PNBH6AUG · pith_short_8: TXPQGW27

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/TXPQGW27PNBH6AUGZ5WTVFYBLW \
  | 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: 9ddf035b5f7b427f0286cf6d3a97015da467f41d9974a6975fcd8fa5ac2700c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26350f269b3f3c0424714bae250c7e664a84b4a7f6f02ae2b37727559aae1ed6",
    "cross_cats_sorted": [
      "cs.CG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-03-09T02:05:11Z",
    "title_canon_sha256": "2038e610d915a76e08d9c73007b4463fc0b3d3ba3d9fa27447b7bf4f898acf1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02763",
    "kind": "arxiv",
    "version": 1
  }
}