Pith Number

pith:FGX6YC6C

pith:2017:FGX6YC6CR6SXFBDE3RFDCBMROV

not attested not anchored not stored refs pending

Characterizing Minimal Semantics-preserving Slices of predicate-linear, Free, Liberal Program Schemas

Michael R Laurence, Robert M Hierons, Sebastian Danicic

arxiv:1705.09615 v1 · 2017-05-25 · 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{FGX6YC6CR6SXFBDE3RFDCBMROV}

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	2026-05-18T00:43:38.226939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29afec0bc28fa5728464dc4a3105917557cf5a32e3db610f1d58f324a5f2b3fd

Aliases

arxiv: 1705.09615 · arxiv_version: 1705.09615v1 · doi: 10.48550/arxiv.1705.09615 · pith_short_12: FGX6YC6CR6SX · pith_short_16: FGX6YC6CR6SXFBDE · pith_short_8: FGX6YC6C

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/FGX6YC6CR6SXFBDE3RFDCBMROV \
  | 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: 29afec0bc28fa5728464dc4a3105917557cf5a32e3db610f1d58f324a5f2b3fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c7b45d40f641c5ada0a472d38a2f54f817a0bc5b41e5da43f1edad3080e9aeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-05-25T09:44:01Z",
    "title_canon_sha256": "1d37f0901eb344082acb21730f1f77f6bc41d0fb672e81e7af4cbdb1bf823ec6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09615",
    "kind": "arxiv",
    "version": 1
  }
}