Pith Number

pith:FRGRQXJ6

pith:2026:FRGRQXJ6FR3TZ2QKOUZ2QW35Z6

not attested not anchored not stored refs pending

Wiring the Pi-calculus to Denotational Semantics

CNRS), Davide Sangiorgi (OLAS, DISI), Ken Sakayori (UTokyo), Pierre Clairambault (LIS, Simon Castellan (EPICURE)

arxiv:2605.18496 v1 · 2026-05-18 · 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{FRGRQXJ6FR3TZ2QKOUZ2QW35Z6}

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	2026-05-20T00:06:04.238747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4d185d3e2c773cea0a7533a85b7dcf9d3d8810f770dc6a6c10b40b493b260e

Aliases

arxiv: 2605.18496 · arxiv_version: 2605.18496v1 · doi: 10.48550/arxiv.2605.18496 · pith_short_12: FRGRQXJ6FR3T · pith_short_16: FRGRQXJ6FR3TZ2QK · pith_short_8: FRGRQXJ6

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/FRGRQXJ6FR3TZ2QKOUZ2QW35Z6 \
  | 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: 2c4d185d3e2c773cea0a7533a85b7dcf9d3d8810f770dc6a6c10b40b493b260e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c20602269e685f1b945a7425d9e521b16211a83caa87caefb3899a61e6b5eaa0",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-05-18T14:48:22Z",
    "title_canon_sha256": "896d8ff0b9ed35f80782c0f89679d4e26fd8b4d1b7c68ae73dcf0561403ff755"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18496",
    "kind": "arxiv",
    "version": 1
  }
}