Pith Number

pith:NR76PI65

pith:2014:NR76PI65IYKDWKH7DV4VHAEUFB

not attested not anchored not stored refs pending

Adaptive testing on a regression function at a point

Timothy Armstrong

arxiv:1408.3536 v4 · 2014-08-15 · 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{NR76PI65IYKDWKH7DV4VHAEUFB}

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	2026-05-18T01:30:15.524088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c7fe7a3dd46143b28ff1d79538094287475576d3433d964d6cf25edf583cfaf

Aliases

arxiv: 1408.3536 · arxiv_version: 1408.3536v4 · doi: 10.48550/arxiv.1408.3536 · pith_short_12: NR76PI65IYKD · pith_short_16: NR76PI65IYKDWKH7 · pith_short_8: NR76PI65

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/NR76PI65IYKDWKH7DV4VHAEUFB \
  | 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: 6c7fe7a3dd46143b28ff1d79538094287475576d3433d964d6cf25edf583cfaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0fc4d334a8b10295f03a10468a4f82cc8c7d13250ec07e92ae650ba3f9defc6",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-08-15T13:39:28Z",
    "title_canon_sha256": "004f854f6fe63ca6188b83889cc6a252dc287319f6992f8f16abdd0375c1dc90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3536",
    "kind": "arxiv",
    "version": 4
  }
}