Pith Number

pith:MHARRIUX

pith:2017:MHARRIUXQFY4MOLM27PP4WEWWV

not attested not anchored not stored refs pending

Using convolutional networks and satellite imagery to identify patterns in urban environments at a large scale

Adrian Albert, Jasleen Kaur, Marta Gonzalez

arxiv:1704.02965 v2 · 2017-04-10 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHARRIUXQFY4MOLM27PP4WEWWV}

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	2026-05-18T00:35:13.740563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61c118a2978171c6396cd7defe5896b55bccf5a832fa2102d4f4bd9ddc06645b

Aliases

arxiv: 1704.02965 · arxiv_version: 1704.02965v2 · doi: 10.48550/arxiv.1704.02965 · pith_short_12: MHARRIUXQFY4 · pith_short_16: MHARRIUXQFY4MOLM · pith_short_8: MHARRIUX

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/MHARRIUXQFY4MOLM27PP4WEWWV \
  | 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: 61c118a2978171c6396cd7defe5896b55bccf5a832fa2102d4f4bd9ddc06645b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8ecec04017758dc50c700539cd237ee176782a096a200aa3ab9e84ddaae67d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-10T17:42:37Z",
    "title_canon_sha256": "dadbe9e3190d537edf868a3b57ca3708354e178ec90ffe41aaace95bc0c99405"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02965",
    "kind": "arxiv",
    "version": 2
  }
}