Pith Number

pith:R5PB4SYJ

pith:2018:R5PB4SYJ32LDVYGOC4JP5IOEOA

not attested not anchored not stored refs pending

Forest Learning from Data and its Universal Coding

Joe Suzuki

arxiv:1808.00566 v2 · 2018-08-01 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5PB4SYJ32LDVYGOC4JP5IOEOA}

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	2026-05-18T00:08:59.535154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f5e1e4b09de963ae0ce1712fea1c4703a087e2bc3cac2ee8f5ca49b347872d9

Aliases

arxiv: 1808.00566 · arxiv_version: 1808.00566v2 · doi: 10.48550/arxiv.1808.00566 · pith_short_12: R5PB4SYJ32LD · pith_short_16: R5PB4SYJ32LDVYGO · pith_short_8: R5PB4SYJ

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/R5PB4SYJ32LDVYGOC4JP5IOEOA \
  | 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: 8f5e1e4b09de963ae0ce1712fea1c4703a087e2bc3cac2ee8f5ca49b347872d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2796462bb249f80867ccebaac9ce145f24eb52f76bb6fba1542b9a6a86ee3e68",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-08-01T21:05:49Z",
    "title_canon_sha256": "15aac194d13b612f9e6bdba7710f7a40ff64aa85e4d53a37be188531f4a80793"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00566",
    "kind": "arxiv",
    "version": 2
  }
}