Pith Number

pith:45IWKCYS

pith:2017:45IWKCYS5FQSXXUQA6WAPSMPRO

not attested not anchored not stored refs pending

Developing a Spatial-Temporal Contextual and Semantic Trajectory Clustering Framework

Donald Cowan, Ivens Portugal, Paulo Alencar

arxiv:1712.03900 v1 · 2017-12-08 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45IWKCYS5FQSXXUQA6WAPSMPRO}

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	2026-05-18T00:28:19.603453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e751650b12e9612bde9007ac07c98f8b919a5796ff2febb745c8c1d1cc9cd922

Aliases

arxiv: 1712.03900 · arxiv_version: 1712.03900v1 · doi: 10.48550/arxiv.1712.03900 · pith_short_12: 45IWKCYS5FQS · pith_short_16: 45IWKCYS5FQSXXUQ · pith_short_8: 45IWKCYS

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/45IWKCYS5FQSXXUQA6WAPSMPRO \
  | 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: e751650b12e9612bde9007ac07c98f8b919a5796ff2febb745c8c1d1cc9cd922

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5c4e2ee5e6598cc8fb9eab6656ca2cfd2b79307f037bc8a726fd76a20494765",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2017-12-08T16:29:48Z",
    "title_canon_sha256": "3de20db987c1a1e520ff01abea45b417c7762ac8b3bc1729142f029bfd149375"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03900",
    "kind": "arxiv",
    "version": 1
  }
}