Pith Number

pith:TQURVT63

pith:2014:TQURVT637BIP6LBKWFXBGEPECF

not attested not anchored not stored refs pending

Relatively Complete Counterexamples for Higher-Order Programs

David Van Horn, Phuc C. Nguyen

arxiv:1411.3967 v2 · 2014-11-14 · 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{TQURVT637BIP6LBKWFXBGEPECF}

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	2026-05-18T02:18:21.734734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c291acfdbf850ff2c2ab16e1311e4117c3e7762f66806ace0baf880164611cb

Aliases

arxiv: 1411.3967 · arxiv_version: 1411.3967v2 · doi: 10.48550/arxiv.1411.3967 · pith_short_12: TQURVT637BIP · pith_short_16: TQURVT637BIP6LBK · pith_short_8: TQURVT63

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/TQURVT637BIP6LBKWFXBGEPECF \
  | 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: 9c291acfdbf850ff2c2ab16e1311e4117c3e7762f66806ace0baf880164611cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b100c25c3f55b82920d28d34f611b687966bdef2d45dd9ac0d263b88d5b4f73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2014-11-14T16:44:31Z",
    "title_canon_sha256": "cd6cabe51b52b1ef8dc768a32a3f39f71b4b9ba0c970770381cba55d15c0a0e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3967",
    "kind": "arxiv",
    "version": 2
  }
}