Pith Number

pith:FNPA5LTI

pith:2016:FNPA5LTIPJ5XEWGWY5N7KO4RZ5

not attested not anchored not stored refs pending

A Mathematical Formalization of Hierarchical Temporal Memory's Spatial Pooler

Dhireesha Kudithipudi, Ernest Fokou\'e, James Mnatzaganian

arxiv:1601.06116 v3 · 2016-01-22 · stat.ML · cs.LG · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FNPA5LTIPJ5XEWGWY5N7KO4RZ5}

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	2026-05-18T01:04:53.810655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b5e0eae687a7b7258d6c75bf53b91cf6ce9a67a0202c5b2cde7dd454b556d2c

Aliases

arxiv: 1601.06116 · arxiv_version: 1601.06116v3 · doi: 10.48550/arxiv.1601.06116 · pith_short_12: FNPA5LTIPJ5X · pith_short_16: FNPA5LTIPJ5XEWGW · pith_short_8: FNPA5LTI

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/FNPA5LTIPJ5XEWGWY5N7KO4RZ5 \
  | 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: 2b5e0eae687a7b7258d6c75bf53b91cf6ce9a67a0202c5b2cde7dd454b556d2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1d8869d13dfc763b22740c68a8bc7e353a2dab3cb2a0b5c652192beada49ea7",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-01-22T19:26:16Z",
    "title_canon_sha256": "c4aaa68c46e157a7fbf98edee56a4da4b34caae2080237edf4a15a797b7aecf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06116",
    "kind": "arxiv",
    "version": 3
  }
}