Pith Number

pith:HHLD5QY5

pith:2018:HHLD5QY5SC5Y663NOXYAEGA6OX

not attested not anchored not stored refs pending

A Review of automatic differentiation and its efficient implementation

Charles C. Margossian

arxiv:1811.05031 v2 · 2018-11-12 · cs.MS · stat.CO

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHLD5QY5SC5Y663NOXYAEGA6OX}

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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

Single-layer framework of variational tensor network states

Receipt and verification

First computed	2026-05-17T23:50:23.037829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39d63ec31d90bb8f7b6d75f002181e75d8b9feb5c2e7dd4272935fdd8df7948a

Aliases

arxiv: 1811.05031 · arxiv_version: 1811.05031v2 · doi: 10.48550/arxiv.1811.05031 · pith_short_12: HHLD5QY5SC5Y · pith_short_16: HHLD5QY5SC5Y663N · pith_short_8: HHLD5QY5

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/HHLD5QY5SC5Y663NOXYAEGA6OX \
  | 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: 39d63ec31d90bb8f7b6d75f002181e75d8b9feb5c2e7dd4272935fdd8df7948a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "382a9110d5ecc54365a0fe2a854e64bc382dd636ea8d0b4ccea89cd121897769",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2018-11-12T22:52:46Z",
    "title_canon_sha256": "2b22ed508f17647328fb901998f892090fa18f68619cbe9f7ac1a35b0b8691a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05031",
    "kind": "arxiv",
    "version": 2
  }
}