Pith Number

pith:LKHN3L5W

pith:2017:LKHN3L5WA4NBVFTPTCGZOOKFST

not attested not anchored not stored refs pending

Dependency Injection for Programming by Optimization

Jerry Swan, Zoltan A. Kocsis

arxiv:1707.04016 v1 · 2017-07-13 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKHN3L5WA4NBVFTPTCGZOOKFST}

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	2026-05-18T00:40:22.838397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a8eddafb6071a1a966f988d97394594cb827ebafca14b9c14eb64ae5e744acc

Aliases

arxiv: 1707.04016 · arxiv_version: 1707.04016v1 · doi: 10.48550/arxiv.1707.04016 · pith_short_12: LKHN3L5WA4NB · pith_short_16: LKHN3L5WA4NBVFTP · pith_short_8: LKHN3L5W

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/LKHN3L5WA4NBVFTPTCGZOOKFST \
  | 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: 5a8eddafb6071a1a966f988d97394594cb827ebafca14b9c14eb64ae5e744acc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81d274dcbf362dad4440467648f94d93e9e14ef1145a5d5dfe25714080746a67",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-07-13T08:02:23Z",
    "title_canon_sha256": "4abcedf2c937c9f4b2264ef225af9d7fe6b77c693350d65063bfa6c8d4951c2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04016",
    "kind": "arxiv",
    "version": 1
  }
}