Pith Number

pith:WU4CTQCL

pith:2003:WU4CTQCLLFSGMUPJYQFD7BYWCL

not attested not anchored not stored refs pending

The missing links in the BGP-based AS connectivity maps

Raul J. Mondragon, Shi Zhou

arxiv:cs/0303028 v2 · 2003-03-26 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WU4CTQCLLFSGMUPJYQFD7BYWCL}

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	2026-07-04T14:24:31.150637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b53829c04b59646651e9c40a3f871612fc455c861c951c83bd8191a9e18bfcc2

Aliases

arxiv: cs/0303028 · arxiv_version: cs/0303028v2 · doi: 10.48550/arxiv.cs/0303028 · pith_short_12: WU4CTQCLLFSG · pith_short_16: WU4CTQCLLFSGMUPJ · pith_short_8: WU4CTQCL

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/WU4CTQCLLFSGMUPJYQFD7BYWCL \
  | 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: b53829c04b59646651e9c40a3f871612fc455c861c951c83bd8191a9e18bfcc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acd2864cbb1fb0aa7f312bb62f0964498a98709a29ece562a2f0c6e15dd72883",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.NI",
    "submitted_at": "2003-03-26T12:03:53Z",
    "title_canon_sha256": "6deec6590219d6aa6e2007d4cdd0256aae6717e001941dcd03156305f18ea007"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0303028",
    "kind": "arxiv",
    "version": 2
  }
}