Pith Number

pith:MU4SS7HG

pith:2018:MU4SS7HGFUNIJ3BP6AFZVHV7YP

not attested not anchored not stored refs pending

Functional Synthesis via Input-Output Separation

Dror Fried, Lucas M. Tabajara, Moshe Y. Vardi, Supratik Chakraborty

arxiv:1808.08190 v1 · 2018-08-24 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MU4SS7HGFUNIJ3BP6AFZVHV7YP}

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	2026-05-18T00:07:22.149102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6539297ce62d1a84ec2ff00b9a9ebfc3ee7c9b15fc639efbbd958fc81da559b2

Aliases

arxiv: 1808.08190 · arxiv_version: 1808.08190v1 · doi: 10.48550/arxiv.1808.08190 · pith_short_12: MU4SS7HGFUNI · pith_short_16: MU4SS7HGFUNIJ3BP · pith_short_8: MU4SS7HG

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/MU4SS7HGFUNIJ3BP6AFZVHV7YP \
  | 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: 6539297ce62d1a84ec2ff00b9a9ebfc3ee7c9b15fc639efbbd958fc81da559b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "416653a1989f7114fb388f29ef6a2e12a971eaa5689cbbe8b32d619460f9627b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2018-08-24T16:02:40Z",
    "title_canon_sha256": "4c357c84e5b4dff88e0735814e5611029f0a3e1802b1725e44a537402b31cb58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08190",
    "kind": "arxiv",
    "version": 1
  }
}