Pith Number

pith:IVGIFTG6

pith:2026:IVGIFTG6ETTTTBIO77L74VM2IN

not attested not anchored not stored refs pending

Robocalls: A Worldwide or US-only Problem? Analyzing Spam and Fraud in International Phone Calls

Andro Mer\'cep, Ante Kapetanovi\'c, Emanuel Lacic, Kemal Altwlkany, Tomislav {\DJ}uri\v{c}i\'c

arxiv:2606.31790 v1 · 2026-06-30 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IVGIFTG6ETTTTBIO77L74VM2IN}

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	2026-07-01T01:18:14.874360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

454c82ccde24e739850effd7fe559a434077f861b3cc1dc6553a9b7069cbf8e5

Aliases

arxiv: 2606.31790 · arxiv_version: 2606.31790v1 · doi: 10.48550/arxiv.2606.31790 · pith_short_12: IVGIFTG6ETTT · pith_short_16: IVGIFTG6ETTTTBIO · pith_short_8: IVGIFTG6

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/IVGIFTG6ETTTTBIO77L74VM2IN \
  | 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: 454c82ccde24e739850effd7fe559a434077f861b3cc1dc6553a9b7069cbf8e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5304d06a8a0d65af67d2807ba78e5568e8894f4e8ce96174de9f286d492cc9e2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-06-30T15:11:17Z",
    "title_canon_sha256": "70c348c7ad4556111db31b14713939e648010d78ee9d3a6a197f490bdf17f57a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31790",
    "kind": "arxiv",
    "version": 1
  }
}