Pith Number

pith:WSB7XP7Q

pith:2025:WSB7XP7QGCPQCVLQKOFPWF3DJ7

not attested not anchored not stored refs pending

Complete the Cycle: Reachability Types with Expressive Cyclic References (Extended Version)

Haotian Deng, Siyuan He, Songlin Jia, Tiark Rompf, Yuyan Bao

arxiv:2503.07328 v3 · 2025-03-10 · cs.PL · cs.LO · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSB7XP7QGCPQCVLQKOFPWF3DJ7}

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	2026-07-05T12:01:44.576073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b483fbbff0309f015570538afb17634fd0b9fb04b4435571585a2f5d81c90229

Aliases

arxiv: 2503.07328 · arxiv_version: 2503.07328v3 · doi: 10.48550/arxiv.2503.07328 · pith_short_12: WSB7XP7QGCPQ · pith_short_16: WSB7XP7QGCPQCVLQ · pith_short_8: WSB7XP7Q

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/WSB7XP7QGCPQCVLQKOFPWF3DJ7 \
  | 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: b483fbbff0309f015570538afb17634fd0b9fb04b4435571585a2f5d81c90229

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2ceff9c43d8b82164e1a2f520e17d60216544b7d502c568fb7498d17d025e5a",
    "cross_cats_sorted": [
      "cs.LO",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2025-03-10T13:42:02Z",
    "title_canon_sha256": "153433a501c6b9e5661198ebd76e767f39752afd5318ce591f8b5a37a8dbd95b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.07328",
    "kind": "arxiv",
    "version": 3
  }
}