Pith Number

pith:TKY67M4Y

pith:2018:TKY67M4YGLAXVOURIJL25MJQT2

not attested not anchored not stored refs pending

Generic Zero-Cost Reuse for Dependent Types

Aaron Stump, Denis Firsov, Larry Diehl

arxiv:1803.08150 v3 · 2018-03-21 · 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{TKY67M4YGLAXVOURIJL25MJQT2}

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	2026-05-18T00:11:11.148656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ab1efb39832c17aba914257aeb1309ea133a2b9918f6fa94b2aa783f66bc79f

Aliases

arxiv: 1803.08150 · arxiv_version: 1803.08150v3 · doi: 10.48550/arxiv.1803.08150 · pith_short_12: TKY67M4YGLAX · pith_short_16: TKY67M4YGLAXVOUR · pith_short_8: TKY67M4Y

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/TKY67M4YGLAXVOURIJL25MJQT2 \
  | 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: 9ab1efb39832c17aba914257aeb1309ea133a2b9918f6fa94b2aa783f66bc79f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee97fabe0b6526f31349f289e39086150f280048960d6bf7c52de52952465ee4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-03-21T22:02:43Z",
    "title_canon_sha256": "5526531305b9b216bd7ace336b4aa8bbecefd4ffa04605a44fc0fbc8cec7b906"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08150",
    "kind": "arxiv",
    "version": 3
  }
}