Pith Number

pith:NXPME2NM

pith:2017:NXPME2NMI7PC5F7F3YZUJ4FHCL

not attested not anchored not stored refs pending

Machine Learned Learning Machines

Arend Hintze, Leigh Sheneman

arxiv:1705.10201 v2 · 2017-05-29 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NXPME2NMI7PC5F7F3YZUJ4FHCL}

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	2026-05-18T00:36:15.282981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ddec269ac47de2e97e5de3344f0a712dd8fb967b8712081519697ab71bed283

Aliases

arxiv: 1705.10201 · arxiv_version: 1705.10201v2 · doi: 10.48550/arxiv.1705.10201 · pith_short_12: NXPME2NMI7PC · pith_short_16: NXPME2NMI7PC5F7F · pith_short_8: NXPME2NM

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/NXPME2NMI7PC5F7F3YZUJ4FHCL \
  | 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: 6ddec269ac47de2e97e5de3344f0a712dd8fb967b8712081519697ab71bed283

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26088f28db548178fda89a3eea63abe415043f0881957da57a892e44a16ac983",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-05-29T14:07:33Z",
    "title_canon_sha256": "c266200db89cc1ee8905cdaf4ce87b6730777d450450f4fcddc26f96caaccc60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10201",
    "kind": "arxiv",
    "version": 2
  }
}