Pith Number

pith:R5UTWV37

pith:2020:R5UTWV37DJSUFLEDOWHAH7P6HM

not attested not anchored not stored refs pending

Smart City IoT Services Creation through Large Scale Collaboration

David G\'omez, Flavio Cirillo, Ignacio Elicegui Maestro, Luis Diez, Reza Akhavan, Thomas Barrie Juel Gilbert

arxiv:2003.04843 v1 · 2020-03-10 · cs.CY · 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{R5UTWV37DJSUFLEDOWHAH7P6HM}

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	2026-07-05T00:47:07.940788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f693b577f1a6542ac83758e03fdfe3b04e6873349a8c019ed585ac2d6d22777

Aliases

arxiv: 2003.04843 · arxiv_version: 2003.04843v1 · doi: 10.48550/arxiv.2003.04843 · pith_short_12: R5UTWV37DJSU · pith_short_16: R5UTWV37DJSUFLED · pith_short_8: R5UTWV37

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/R5UTWV37DJSUFLEDOWHAH7P6HM \
  | 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: 8f693b577f1a6542ac83758e03fdfe3b04e6873349a8c019ed585ac2d6d22777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27e793851e21fa9e8d368b9b306b88b8f16351f490665b5f4a865ba98d5adf19",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-03-10T16:43:13Z",
    "title_canon_sha256": "d97efd57ecbbf6defb36c0a1f18a1c5499be654cb6da5af20ca5965257cff27a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04843",
    "kind": "arxiv",
    "version": 1
  }
}