Pith Number

pith:K7FM6DYJ

pith:2025:K7FM6DYJEEADPXQU7DLLPPY7ZW

not attested not anchored not stored refs pending

A Common Interface for Automatic Differentiation

Adrian Hill, Guillaume Dalle

arxiv:2505.05542 v1 · 2025-05-08 · cs.MS · cs.LG · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K7FM6DYJEEADPXQU7DLLPPY7ZW}

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

2 papers in Pith

Station-Keeping Approach for Extremely Low Lunar Orbits with Solar Sailing

Efficient optimisation of multi-parameter quantum control protocols for strongly-coupled systems

Receipt and verification

First computed	2026-07-05T11:04:00.167803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57cacf0f09210037de14f8d6b7bf1fcd858327e4ea4e272174496c12fee13ad3

Aliases

arxiv: 2505.05542 · arxiv_version: 2505.05542v1 · doi: 10.48550/arxiv.2505.05542 · pith_short_12: K7FM6DYJEEAD · pith_short_16: K7FM6DYJEEADPXQU · pith_short_8: K7FM6DYJ

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/K7FM6DYJEEADPXQU7DLLPPY7ZW \
  | 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: 57cacf0f09210037de14f8d6b7bf1fcd858327e4ea4e272174496c12fee13ad3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3395a02eb2a295b4aaf2f42386fb11219f0a9736486dbf018b23a164a8dde695",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2025-05-08T16:55:14Z",
    "title_canon_sha256": "08b5797a258fe1637af540e707be64872eb7d90eaae469b9a1b9b9e6dfd2681a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.05542",
    "kind": "arxiv",
    "version": 1
  }
}