Pith Number

pith:P7POR66L

pith:2026:P7POR66L3N5E2X53AFCZVJO56M

not attested not anchored not stored refs pending

Urban Power Grid Topology and Hierarchy Identification from Open Data

Sabita Maharjan, Shiliang Zhang

arxiv:2606.21352 v1 · 2026-06-19 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7POR66L3N5E2X53AFCZVJO56M}

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	2026-06-23T01:12:38.204062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fdee8fbcbdb7a4d5fbb01459aa5ddf33b822e85c2ed0025dfe62f5440a4aa98

Aliases

arxiv: 2606.21352 · arxiv_version: 2606.21352v1 · doi: 10.48550/arxiv.2606.21352 · pith_short_12: P7POR66L3N5E · pith_short_16: P7POR66L3N5E2X53 · pith_short_8: P7POR66L

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/P7POR66L3N5E2X53AFCZVJO56M \
  | 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: 7fdee8fbcbdb7a4d5fbb01459aa5ddf33b822e85c2ed0025dfe62f5440a4aa98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "803a54a251189a174e660cdaa260644a067fe596da7a7df9521227bb32f6f2c6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-19T11:51:38Z",
    "title_canon_sha256": "f3acf2ac9fb8a22f5b9fd6e759c26591bec0578b5191bc91c5108563caadf790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21352",
    "kind": "arxiv",
    "version": 1
  }
}