Pith Number

pith:FYJMWF5H

pith:2014:FYJMWF5HQYDPH3QLZQOJNW3RV2

not attested not anchored not stored refs pending

Commutative Languages and their Composition by Consensual Methods

CNR-IEIIT), Pierluigi San Pietro (DEIB, Politecnico di Milano, Stefano Crespi Reghizzi (DEIB

arxiv:1405.5604 v1 · 2014-05-22 · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FYJMWF5HQYDPH3QLZQOJNW3RV2}

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	2026-05-18T02:51:16.205392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e12cb17a78606f3ee0bcc1c96db71aea33b1a4bd34803d0272d3a82c2af3ab1

Aliases

arxiv: 1405.5604 · arxiv_version: 1405.5604v1 · doi: 10.48550/arxiv.1405.5604 · pith_short_12: FYJMWF5HQYDP · pith_short_16: FYJMWF5HQYDPH3QL · pith_short_8: FYJMWF5H

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/FYJMWF5HQYDPH3QLZQOJNW3RV2 \
  | 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: 2e12cb17a78606f3ee0bcc1c96db71aea33b1a4bd34803d0272d3a82c2af3ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6c1aaaf9249e20cf744c621dded5d159d29162666d53d955ae2d7626dab685d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2014-05-22T02:13:46Z",
    "title_canon_sha256": "41e9a2207f9b88d52c4a61ccbbf65c7bcda23bff27c82290cd550d1b6e4b1245"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5604",
    "kind": "arxiv",
    "version": 1
  }
}