Pith Number

pith:4HXLU3HW

pith:2006:4HXLU3HWIXWHIFFHKXM3X4FMRL

not attested not anchored not stored refs pending

Decidability of Type-checking in the Calculus of Algebraic Constructions with Size Annotations

Fr\'ed\'eric Blanqui (INRIA Lorraine - LORIA)

arxiv:cs/0608125 v2 · 2006-08-31 · cs.LO · 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{4HXLU3HWIXWHIFFHKXM3X4FMRL}

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	2026-05-18T01:08:54.537373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1eeba6cf645ec7414a755d9bbf0ac8ac81c4433a19d596a08dd372493fed570

Aliases

arxiv: cs/0608125 · arxiv_version: cs/0608125v2 · doi: 10.48550/arxiv.cs/0608125 · pith_short_12: 4HXLU3HWIXWH · pith_short_16: 4HXLU3HWIXWHIFFH · pith_short_8: 4HXLU3HW

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/4HXLU3HWIXWHIFFHKXM3X4FMRL \
  | 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: e1eeba6cf645ec7414a755d9bbf0ac8ac81c4433a19d596a08dd372493fed570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dc6d27a0b0ed62db91e14f43e90a013333d551a15ebf007fbc8d756a21f0c29",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "",
    "primary_cat": "cs.LO",
    "submitted_at": "2006-08-31T14:26:20Z",
    "title_canon_sha256": "36eb1740b8ec59d1132ff72dd0b1de42b2b8241156cb33820b808cced98ae4e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0608125",
    "kind": "arxiv",
    "version": 2
  }
}