Pith Number

pith:NDRQJYEF

pith:2026:NDRQJYEFF7DP2VSLMACEHUPDHD

not attested not anchored not stored refs pending

Internet Quality Barometer (IQB): A preliminary data-driven evaluation of the IQB framework

Pavlos Sermpezis, Zeynep Arslan

arxiv:2606.11040 v1 · 2026-06-09 · cs.NI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDRQJYEFF7DP2VSLMACEHUPDHD}

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	2026-06-10T01:11:05.777674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68e304e0852fc6fd564b600443d1e338e31acfd028271cf4ed7f37e58f2cc284

Aliases

arxiv: 2606.11040 · arxiv_version: 2606.11040v1 · doi: 10.48550/arxiv.2606.11040 · pith_short_12: NDRQJYEFF7DP · pith_short_16: NDRQJYEFF7DP2VSL · pith_short_8: NDRQJYEF

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/NDRQJYEFF7DP2VSLMACEHUPDHD \
  | 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: 68e304e0852fc6fd564b600443d1e338e31acfd028271cf4ed7f37e58f2cc284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72709866e25aaac0b952dc27baa2dfd07a54382c9ade845dde70ca23cc0e8e68",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2026-06-09T16:09:44Z",
    "title_canon_sha256": "a8255ed3073b203ccbe8935674a4a717335c4ffe17a2f684016f7762d42f3c18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.11040",
    "kind": "arxiv",
    "version": 1
  }
}