Pith Number

pith:2F4CK46W

pith:2014:2F4CK46WXOP66IOT44M6IV44IU

not attested not anchored not stored refs pending

Online and Adaptive Pseudoinverse Solutions for ELM Weights

Andr\'e van Schaik, Jonathan Tapson

arxiv:1405.7777 v1 · 2014-05-30 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2F4CK46WXOP66IOT44M6IV44IU}

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	2026-05-18T02:50:49.862338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1782573d6bb9fef21d3e719e4579c453829a0170aa1579b143139eab6fbed70

Aliases

arxiv: 1405.7777 · arxiv_version: 1405.7777v1 · doi: 10.48550/arxiv.1405.7777 · pith_short_12: 2F4CK46WXOP6 · pith_short_16: 2F4CK46WXOP66IOT · pith_short_8: 2F4CK46W

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/2F4CK46WXOP66IOT44M6IV44IU \
  | 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: d1782573d6bb9fef21d3e719e4579c453829a0170aa1579b143139eab6fbed70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fff39c3615b1ab964e4620f16402b1c87ce2974b063553b96063b583df46246",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2014-05-30T05:24:22Z",
    "title_canon_sha256": "b63b9d15f78c09d7d9d7bec7ff06a20684af92a3a532ce16a8dfbc94af37a046"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7777",
    "kind": "arxiv",
    "version": 1
  }
}