Pith Number

pith:TLO3OYD4

pith:2014:TLO3OYD4AY5A3KFNYSNNHNTXR6

not attested not anchored not stored refs pending

From Safety To Termination And Back: SMT-Based Verification For Lazy Languages

Eric L. Seidel, Niki Vazou, Ranjit Jhala

arxiv:1401.6227 v1 · 2014-01-24 · 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{TLO3OYD4AY5A3KFNYSNNHNTXR6}

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	2026-05-18T03:01:12.797735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9addb7607c063a0da8adc49ad3b6778fbba9e5c9455b4fc311d8e7b2d5dbd99b

Aliases

arxiv: 1401.6227 · arxiv_version: 1401.6227v1 · doi: 10.48550/arxiv.1401.6227 · pith_short_12: TLO3OYD4AY5A · pith_short_16: TLO3OYD4AY5A3KFN · pith_short_8: TLO3OYD4

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/TLO3OYD4AY5A3KFNYSNNHNTXR6 \
  | 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: 9addb7607c063a0da8adc49ad3b6778fbba9e5c9455b4fc311d8e7b2d5dbd99b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e44a556beb90f161ed698b2c88ecd93bfcd12bd92f443a37a074c44807b143",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2014-01-24T00:45:45Z",
    "title_canon_sha256": "245f3d911dbd9480f48f6830c75083c6143dba49e152985cacde8febb05563f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6227",
    "kind": "arxiv",
    "version": 1
  }
}