Pith Number

pith:F4M7EAYS

pith:2018:F4M7EAYS2CUK2ZDSXGCDMKQ3UB

not attested not anchored not stored refs pending

Algorithmic Differentiation for Domain Specific Languages

Max Sagebaum, Nicolas R. Gauger

arxiv:1803.04154 v1 · 2018-03-12 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4M7EAYS2CUK2ZDSXGCDMKQ3UB}

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	2026-05-18T00:21:32.472000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f19f20312d0a8ad6472b984362a1ba07d117515a93e75d6e42447d5e647e1c0

Aliases

arxiv: 1803.04154 · arxiv_version: 1803.04154v1 · doi: 10.48550/arxiv.1803.04154 · pith_short_12: F4M7EAYS2CUK · pith_short_16: F4M7EAYS2CUK2ZDS · pith_short_8: F4M7EAYS

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/F4M7EAYS2CUK2ZDSXGCDMKQ3UB \
  | 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: 2f19f20312d0a8ad6472b984362a1ba07d117515a93e75d6e42447d5e647e1c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9ef45d855a93719b9fac7426483dc91d273c93fafd9dfdff126c881ee84068c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2018-03-12T08:39:30Z",
    "title_canon_sha256": "fc0890096826984795e388bf56b389024e811084ae56500520cf48910445df78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04154",
    "kind": "arxiv",
    "version": 1
  }
}