Pith Number

pith:H5RIDTOQ

pith:2018:H5RIDTOQXOQOWRZJAU5FWM2OUC

not attested not anchored not stored refs pending

Undecidability of Inferring Linear Integer Invariants

Sharon Shoham

arxiv:1812.01069 v2 · 2018-12-03 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5RIDTOQXOQOWRZJAU5FWM2OUC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:58:52.308374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f6281cdd0bba0eb4729053a5b334ea0aa5d05e71653833196893a6f3d316e4b

Aliases

arxiv: 1812.01069 · arxiv_version: 1812.01069v2 · doi: 10.48550/arxiv.1812.01069 · pith_short_12: H5RIDTOQXOQO · pith_short_16: H5RIDTOQXOQOWRZJ · pith_short_8: H5RIDTOQ

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/H5RIDTOQXOQOWRZJAU5FWM2OUC \
  | 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: 3f6281cdd0bba0eb4729053a5b334ea0aa5d05e71653833196893a6f3d316e4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e57cc98938bff54c32e903bf990c06eba7def47e04e787abc2356c914ec91256",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-12-03T20:26:55Z",
    "title_canon_sha256": "8a603a733cc75ee874bb7c60d8f2c6a7aacb76f404065d9eb2a48346a7384d1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01069",
    "kind": "arxiv",
    "version": 2
  }
}