Pith Number

pith:R3CPNY7Q

pith:2011:R3CPNY7QPSH6SP4EZALGMLIEQ4

not attested not anchored not stored refs pending

Reactive Imperative Programming with Dataflow Constraints

Andrea Ribichini, Camil Demetrescu, Irene Finocchi

arxiv:1104.2293 v1 · 2011-04-12 · 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{R3CPNY7QPSH6SP4EZALGMLIEQ4}

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	2026-05-18T04:24:35.522527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ec4f6e3f07c8fe93f84c816662d0487254ff6812f9df2af82407ce1bca4a0da

Aliases

arxiv: 1104.2293 · arxiv_version: 1104.2293v1 · doi: 10.48550/arxiv.1104.2293 · pith_short_12: R3CPNY7QPSH6 · pith_short_16: R3CPNY7QPSH6SP4E · pith_short_8: R3CPNY7Q

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/R3CPNY7QPSH6SP4EZALGMLIEQ4 \
  | 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: 8ec4f6e3f07c8fe93f84c816662d0487254ff6812f9df2af82407ce1bca4a0da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4e53dcf3b092bfcd6d1e32a73416d92ddd7d2015c8a0f66f3ba1207f06c2f4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2011-04-12T18:31:17Z",
    "title_canon_sha256": "5d1701d31aebed010b57802f6c1a308ae56ef5d4303c9c361070134f1d5a1404"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2293",
    "kind": "arxiv",
    "version": 1
  }
}