Pith Number

pith:QJCMY2QH

pith:2012:QJCMY2QHCQ4G63Y5ZWDZ6XR62A

not attested not anchored not stored refs pending

Development of a new model to predict indoor daylighting: Integration in CODYRUN software and validation

Ali Hamada Fakra (PIMENT), Fr\'ed\'eric Miranville (PIMENT), Harry Boyer (PIMENT), St\'ephane Guichard (PIMENT)

arxiv:1212.5253 v1 · 2012-12-18 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJCMY2QHCQ4G63Y5ZWDZ6XR62A}

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	2026-05-18T03:37:53.794242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8244cc6a0714386f6f1dcd879f5e3ed00588ba26473f63f5f484e7bcd7c19904

Aliases

arxiv: 1212.5253 · arxiv_version: 1212.5253v1 · doi: 10.48550/arxiv.1212.5253 · pith_short_12: QJCMY2QHCQ4G · pith_short_16: QJCMY2QHCQ4G63Y5 · pith_short_8: QJCMY2QH

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/QJCMY2QHCQ4G63Y5ZWDZ6XR62A \
  | 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: 8244cc6a0714386f6f1dcd879f5e3ed00588ba26473f63f5f484e7bcd7c19904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "333c7db4e545062bce5c940ebf4478bb3e0b9f229e2408b39a4030e9524dfe84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2012-12-18T07:37:07Z",
    "title_canon_sha256": "0bd4dee58b431c069b1890b8ceb504a15303ee0bdcfbd05cbee44a70e7f14beb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5253",
    "kind": "arxiv",
    "version": 1
  }
}