Pith Number

pith:3JN6F6XA

pith:2020:3JN6F6XA4ACO3VSSC635H3UTPJ

not attested not anchored not stored refs pending

Learning the Boundary of Inductive Invariants

James R. Wilcox, Mooly Sagiv, Sharon Shoham, Yotam M. Y. Feldman

arxiv:2008.09909 v2 · 2020-08-22 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3JN6F6XA4ACO3VSSC635H3UTPJ}

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	2026-07-05T01:50:29.534486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da5be2fae0e004edd65217b7d3ee937a41d206d9fb5597f805eee4b65f879994

Aliases

arxiv: 2008.09909 · arxiv_version: 2008.09909v2 · doi: 10.48550/arxiv.2008.09909 · pith_short_12: 3JN6F6XA4ACO · pith_short_16: 3JN6F6XA4ACO3VSS · pith_short_8: 3JN6F6XA

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/3JN6F6XA4ACO3VSSC635H3UTPJ \
  | 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: da5be2fae0e004edd65217b7d3ee937a41d206d9fb5597f805eee4b65f879994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f882faf37c7d4d37fa0784eeb32f1e77ba4a2a1782c1fded3e5ef8a5281c8dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2020-08-22T20:34:13Z",
    "title_canon_sha256": "3d78dcc938506a450122378d7407213a8f7349b543601f518c84db1435a30922"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.09909",
    "kind": "arxiv",
    "version": 2
  }
}