Pith Number

pith:3BWA3ISF

pith:2013:3BWA3ISFKIAHVYTBAMAI2Z5GO7

not attested not anchored not stored refs pending

Regression with Distance Matrices

Julian Faraway

arxiv:1303.3750 v2 · 2013-03-15 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BWA3ISFKIAHVYTBAMAI2Z5GO7}

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	2026-05-18T01:22:43.981295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d86c0da24552007ae26103008d67a677e169019276b353a84b9fea8de5cd3bb8

Aliases

arxiv: 1303.3750 · arxiv_version: 1303.3750v2 · doi: 10.48550/arxiv.1303.3750 · pith_short_12: 3BWA3ISFKIAH · pith_short_16: 3BWA3ISFKIAHVYTB · pith_short_8: 3BWA3ISF

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/3BWA3ISFKIAHVYTBAMAI2Z5GO7 \
  | 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: d86c0da24552007ae26103008d67a677e169019276b353a84b9fea8de5cd3bb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26a8f5855689f03afcb5632c7ef6681c2825db49f582e6980057fd524f392f51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-03-15T12:10:25Z",
    "title_canon_sha256": "1352d8e5a5f9fb5aa61a0bf2728f6f0247bc582a87eaa4ebb95474ab4e111fad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3750",
    "kind": "arxiv",
    "version": 2
  }
}