Pith Number

pith:Y4TSIFYU

pith:2013:Y4TSIFYUQGFDX5NDTQQ4QU3T5V

not attested not anchored not stored refs pending

On the importance of Internet eXchange Points for today's Internet ecosystem

Anja Feldmann, Georgios Smaragdakis, Nikolaos Chatzis

arxiv:1307.5264 v2 · 2013-07-19 · 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{Y4TSIFYUQGFDX5NDTQQ4QU3T5V}

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	2026-05-18T03:17:24.074500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c727241714818a3bf5a39c21c85373ed6b31573439bdb58eaab2cb64fb24d74b

Aliases

arxiv: 1307.5264 · arxiv_version: 1307.5264v2 · doi: 10.48550/arxiv.1307.5264 · pith_short_12: Y4TSIFYUQGFD · pith_short_16: Y4TSIFYUQGFDX5ND · pith_short_8: Y4TSIFYU

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/Y4TSIFYUQGFDX5NDTQQ4QU3T5V \
  | 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: c727241714818a3bf5a39c21c85373ed6b31573439bdb58eaab2cb64fb24d74b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a0d3d287e870e16c61acc22a6ba3747b116cc622b53e204a003f73df80273e1",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2013-07-19T16:00:31Z",
    "title_canon_sha256": "342d5cd348746eeb88db535bdac88c3fc51cb9dfab11fc3ec3d01196d90fcca0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5264",
    "kind": "arxiv",
    "version": 2
  }
}