Pith Number

pith:RXHLBWDN

pith:2019:RXHLBWDNFY2FGKS3KJBED2VAAC

not attested not anchored not stored refs pending

On the Equivalence of Automatic and Symbolic Differentiation

Soeren Laue

arxiv:1904.02990 v4 · 2019-04-05 · cs.SC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RXHLBWDNFY2FGKS3KJBED2VAAC}

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.

Cited by

1 paper in Pith

Information Preserving Line Search via Bayesian Optimization

Receipt and verification

First computed	2026-07-05T05:22:01.509183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dceb0d86d2e34532a5b524241eaa00083c7994caa0a902ba856f2e477bbd713

Aliases

arxiv: 1904.02990 · arxiv_version: 1904.02990v4 · doi: 10.48550/arxiv.1904.02990 · pith_short_12: RXHLBWDNFY2F · pith_short_16: RXHLBWDNFY2FGKS3 · pith_short_8: RXHLBWDN

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/RXHLBWDNFY2FGKS3KJBED2VAAC \
  | 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: 8dceb0d86d2e34532a5b524241eaa00083c7994caa0a902ba856f2e477bbd713

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ba34c4d899f773ef33d0c71abbb396c6064711064e72fdbbe3b7883d24a5127",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2019-04-05T11:05:55Z",
    "title_canon_sha256": "5e5005a77054e4eb67fc559846903f4e4766691929b6991e8c464db69d2401e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02990",
    "kind": "arxiv",
    "version": 4
  }
}