Pith Number

pith:U3BDLJHR

pith:2024:U3BDLJHRRV4H2JNKPVVMT63QNS

not attested not anchored not stored refs pending

Beyond Data, Towards Sustainability: A Sydney Case Study on Urban Digital Twins

Ammar Sohail, Anwaar Ulhaq, Asama Qureshi, Bojie Shen, Mohammed Eunus Ali, Muhammad Aamir Cheema, Muhammad Ali Babar

arxiv:2406.04902 v1 · 2024-06-07 · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3BDLJHRRV4H2JNKPVVMT63QNS}

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	2026-07-05T08:28:50.599732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6c235a4f18d787d25aa7d6ac9fb706c86d305246937a4823921c28f0322e066

Aliases

arxiv: 2406.04902 · arxiv_version: 2406.04902v1 · doi: 10.48550/arxiv.2406.04902 · pith_short_12: U3BDLJHRRV4H · pith_short_16: U3BDLJHRRV4H2JNK · pith_short_8: U3BDLJHR

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/U3BDLJHRRV4H2JNKPVVMT63QNS \
  | 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: a6c235a4f18d787d25aa7d6ac9fb706c86d305246937a4823921c28f0322e066

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7bd6759a7d94ca2487b3b80791d703c73c4dff9c465121464e2e767022f5008",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2024-06-07T12:53:32Z",
    "title_canon_sha256": "892022a2fdc181f3f3c5f0d1290072c86af25c692b8fed32f542e20b59112a06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.04902",
    "kind": "arxiv",
    "version": 1
  }
}