Pith Number

pith:S6IRJFYI

pith:2019:S6IRJFYIH2MCPI5L7VTIF5RCOS

not attested not anchored not stored refs pending

Type-Directed Program Synthesis and Constraint Generation for Library Portability

Bruce Collie, Michael F.P. O'Boyle, Philip Ginsbach

arxiv:1908.04546 v3 · 2019-08-13 · cs.PL · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S6IRJFYIH2MCPI5L7VTIF5RCOS}

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	2026-07-05T00:10:54.212102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97911497083e9827a3abfd6682f62274b485d64337e87ff148545d0aefb8ca1f

Aliases

arxiv: 1908.04546 · arxiv_version: 1908.04546v3 · doi: 10.48550/arxiv.1908.04546 · pith_short_12: S6IRJFYIH2MC · pith_short_16: S6IRJFYIH2MCPI5L · pith_short_8: S6IRJFYI

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/S6IRJFYIH2MCPI5L7VTIF5RCOS \
  | 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: 97911497083e9827a3abfd6682f62274b485d64337e87ff148545d0aefb8ca1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbf8587be4f2346b4bdd6c3347e1065ca94e5ab6e72e737d55cb502dd3e2b816",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2019-08-13T08:58:44Z",
    "title_canon_sha256": "7656f1261c20a2c8fb385bdfef8079ce931bc61611039d27209643162e1b9592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04546",
    "kind": "arxiv",
    "version": 3
  }
}