Pith Number

pith:NCGWF5G6

pith:2022:NCGWF5G6PGRNFQROES5U46M3IA

not attested not anchored not stored refs pending

The use of Synthetic Data to solve the scalability and data availability problems in Smart City Digital Twins

Davide Callegaro, Esteve Almirall, Mar Santamar\'ia, Pablo Mart\'inez, Peter Bruins, Ulises Cort\'es

arxiv:2207.02953 v1 · 2022-07-06 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NCGWF5G6PGRNFQROES5U46M3IA}

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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	2026-07-05T04:38:17.305067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

688d62f4de79a2d2c22e24bb4e799b4035343f07c33ae707ee8f0d21efbda47f

Aliases

arxiv: 2207.02953 · arxiv_version: 2207.02953v1 · doi: 10.48550/arxiv.2207.02953 · pith_short_12: NCGWF5G6PGRN · pith_short_16: NCGWF5G6PGRNFQRO · pith_short_8: NCGWF5G6

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/NCGWF5G6PGRNFQROES5U46M3IA \
  | 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: 688d62f4de79a2d2c22e24bb4e799b4035343f07c33ae707ee8f0d21efbda47f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29fdbadc5c9020f1bde15c675e936d0d0724bcfda6d2b6f6bc644a2502114d32",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2022-07-06T20:21:13Z",
    "title_canon_sha256": "1ac49915171c824619e4387795764e6c014f81f3f14367f5aaeed6d17703cc3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.02953",
    "kind": "arxiv",
    "version": 1
  }
}