Pith Number

pith:JUFDVS6T

pith:2019:JUFDVS6TTMP7Q7LX7HRG4J6CZD

not attested not anchored not stored refs pending

Shallow Embedding of Type Theory is Morally Correct

Ambrus Kaposi, Andr\'as Kov\'acs, Nicolai Kraus

arxiv:1907.07562 v1 · 2019-07-17 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUFDVS6TTMP7Q7LX7HRG4J6CZD}

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	2026-05-17T23:40:21.761442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d0a3acbd39b1ff87d77f9e26e27c2c8faa2ab2f6959b77856c0757d7b3cd200

Aliases

arxiv: 1907.07562 · arxiv_version: 1907.07562v1 · doi: 10.48550/arxiv.1907.07562 · pith_short_12: JUFDVS6TTMP7 · pith_short_16: JUFDVS6TTMP7Q7LX · pith_short_8: JUFDVS6T

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/JUFDVS6TTMP7Q7LX7HRG4J6CZD \
  | 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: 4d0a3acbd39b1ff87d77f9e26e27c2c8faa2ab2f6959b77856c0757d7b3cd200

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "662c3bd5f594276a741fcc9b159a2608a6726b0f953c7ddf060fdf7e54cc411b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-07-17T15:03:59Z",
    "title_canon_sha256": "ac87770da64fcc3fb5fa4f9ed5047584ecebd7fc72f280b8e8426366f57e6fdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07562",
    "kind": "arxiv",
    "version": 1
  }
}