Pith Number

pith:KARLDYFE

pith:2025:KARLDYFEAZDJPYUWMKHFNIYVO4

not attested not anchored not stored refs pending

Unfolding Iterators: Specification and Verification of Higher-Order Iterators, in OCaml

Ion Chirica, M\'ario Pereira

arxiv:2506.20310 v1 · 2025-06-25 · cs.PL · 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{KARLDYFEAZDJPYUWMKHFNIYVO4}

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	2026-07-05T11:27:03.616678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5022b1e0a4064697e296628e56a31577343a603684026a2ed5f037a490c81214

Aliases

arxiv: 2506.20310 · arxiv_version: 2506.20310v1 · doi: 10.48550/arxiv.2506.20310 · pith_short_12: KARLDYFEAZDJ · pith_short_16: KARLDYFEAZDJPYUW · pith_short_8: KARLDYFE

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/KARLDYFEAZDJPYUWMKHFNIYVO4 \
  | 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: 5022b1e0a4064697e296628e56a31577343a603684026a2ed5f037a490c81214

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1387f43bd96e663dd5f6e2d7880711038364ece8f3fbabcf9a52dfa68fd095ed",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2025-06-25T10:48:38Z",
    "title_canon_sha256": "abd58e761b28cfff1811bf51c21add109725432ee681afbb65012fade7f09bf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20310",
    "kind": "arxiv",
    "version": 1
  }
}