Pith Number

pith:J4WZNW6G

pith:2018:J4WZNW6GSB77GQOEQTA6SQGV7S

not attested not anchored not stored refs pending

Demystifying Differentiable Programming: Shift/Reset the Penultimate Backpropagator

Daniel Zheng, Fei Wang, Gr\'egory M. Essertel, James Decker, Tiark Rompf, Xilun Wu

arxiv:1803.10228 v3 · 2018-03-27 · 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{J4WZNW6GSB77GQOEQTA6SQGV7S}

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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.

Cited by

1 paper in Pith

A Differentiable Programming System to Bridge Machine Learning and Scientific Computing

Receipt and verification

First computed	2026-07-05T00:00:22.614371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f2d96dbc6907ff341c484c1e940d5fc9223d67009471c8386cc8e86a98eb293

Aliases

arxiv: 1803.10228 · arxiv_version: 1803.10228v3 · doi: 10.48550/arxiv.1803.10228 · pith_short_12: J4WZNW6GSB77 · pith_short_16: J4WZNW6GSB77GQOE · pith_short_8: J4WZNW6G

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/J4WZNW6GSB77GQOEQTA6SQGV7S \
  | 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: 4f2d96dbc6907ff341c484c1e940d5fc9223d67009471c8386cc8e86a98eb293

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a129454dd185b3e4d834e904f4ab02b7ebf3c024c64b4927a8ba8512f74221f9",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-03-27T04:43:12Z",
    "title_canon_sha256": "5405e6d8ecc5b66c9d599694e4ee49f1f740cf381ca83ede9dc19074d8a83769"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10228",
    "kind": "arxiv",
    "version": 3
  }
}