Pith Number

pith:UPWTI5XM

pith:2019:UPWTI5XMVTD6IHF5QDGDJJEGXA

not attested not anchored not stored refs pending

Towards modular and programmable architecture search

Daniel Ferreira, Darshan Patil, Geoffrey Gordon, Matthew Gormley, Nghia Le, Renato Negrinho

arxiv:1909.13404 v1 · 2019-09-30 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPWTI5XMVTD6IHF5QDGDJJEGXA}

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	2026-07-05T00:08:10.008968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3ed3476ecacc7e41cbd80cc34a486b83c75be55bb1394a1508cd5f0c93e674c

Aliases

arxiv: 1909.13404 · arxiv_version: 1909.13404v1 · doi: 10.48550/arxiv.1909.13404 · pith_short_12: UPWTI5XMVTD6 · pith_short_16: UPWTI5XMVTD6IHF5 · pith_short_8: UPWTI5XM

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/UPWTI5XMVTD6IHF5QDGDJJEGXA \
  | 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: a3ed3476ecacc7e41cbd80cc34a486b83c75be55bb1394a1508cd5f0c93e674c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8d21a113cbf768e2132282a0b59354a7d33b6cea1a3d1d9155ee4a52b1b3a68",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-09-30T00:18:56Z",
    "title_canon_sha256": "294fd3b56b3109782fc8381759efaf089dafe869f877d7e423699733c7da1f2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.13404",
    "kind": "arxiv",
    "version": 1
  }
}