Pith Number

pith:LBGBTFNJ

pith:2017:LBGBTFNJKE6WPUZMHPSU5TGH4G

not attested not anchored not stored refs pending

Deep Learning with Dynamic Computation Graphs

DeLesley Hutchins, Marcello Herreshoff, Moshe Looks, Peter Norvig

arxiv:1702.02181 v2 · 2017-02-07 · cs.NE · cs.LG · 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{LBGBTFNJKE6WPUZMHPSU5TGH4G}

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	2026-05-18T00:50:13.352396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

584c1995a9513d67d32c3be54eccc7e1ab058751494cbe307891070e001e8308

Aliases

arxiv: 1702.02181 · arxiv_version: 1702.02181v2 · doi: 10.48550/arxiv.1702.02181 · pith_short_12: LBGBTFNJKE6W · pith_short_16: LBGBTFNJKE6WPUZM · pith_short_8: LBGBTFNJ

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/LBGBTFNJKE6WPUZMHPSU5TGH4G \
  | 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: 584c1995a9513d67d32c3be54eccc7e1ab058751494cbe307891070e001e8308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a4e0a024dc3bdfce4281bcce34793977c81f0937a94455d46d69562b7f8844e",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2017-02-07T19:59:43Z",
    "title_canon_sha256": "57c3308c4650398f2b70a96e7a801e5db7e408f75c7d1c9a83abeab3c601bf2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02181",
    "kind": "arxiv",
    "version": 2
  }
}