Pith Number

pith:CTZDO4TT

pith:2026:CTZDO4TT23FO334FFL6XLPTTPN

not attested not anchored not stored refs pending

BIM-Edit: Benchmarking Large Language Models for IFC-Based Building Information Modeling

Bharathi Kannan Nithyanantham, Christian Bartelt, Clemens Kujat, J\"orn Pl\"onnigs, Stefan L\"udtke, Stefan Telgmann, Tobias Sesterhenn

arxiv:2606.20146 v1 · 2026-06-18 · 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{CTZDO4TT23FO334FFL6XLPTTPN}

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	2026-06-19T16:13:04.054400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14f2377273d6caedef852afd75be737b658f1031eac962bbb2a33a54bb6ead88

Aliases

arxiv: 2606.20146 · arxiv_version: 2606.20146v1 · doi: 10.48550/arxiv.2606.20146 · pith_short_12: CTZDO4TT23FO · pith_short_16: CTZDO4TT23FO334F · pith_short_8: CTZDO4TT

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/CTZDO4TT23FO334FFL6XLPTTPN \
  | 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: 14f2377273d6caedef852afd75be737b658f1031eac962bbb2a33a54bb6ead88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "144cd543cafc66dff99f7ae08977c95020b9d736ad593482fd44598d4f8a88b0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-18T12:08:04Z",
    "title_canon_sha256": "58fd8f9fe688b939fa94e4f810ff603c8120b5f042dea37d0bf4f911a5456279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20146",
    "kind": "arxiv",
    "version": 1
  }
}