Pith Number

pith:4MJTNJ2F

pith:2019:4MJTNJ2FLGGVU5RPBUCNWLZZ7X

not attested not anchored not stored refs pending

TDM/WDM over AWGR Based Passive Optical Network Data Centre Architecture

Azza E. A. Eltraify, Jaafar M.H. Elmirghani, Mohamed O. I. Musa

arxiv:1904.04581 v1 · 2019-04-09 · 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{4MJTNJ2FLGGVU5RPBUCNWLZZ7X}

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	2026-05-17T23:48:58.704412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e31336a745598d5a762f0d04db2f39fdfa5f51221def446df70e1da21a416017

Aliases

arxiv: 1904.04581 · arxiv_version: 1904.04581v1 · doi: 10.48550/arxiv.1904.04581 · pith_short_12: 4MJTNJ2FLGGV · pith_short_16: 4MJTNJ2FLGGVU5RP · pith_short_8: 4MJTNJ2F

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/4MJTNJ2FLGGVU5RPBUCNWLZZ7X \
  | 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: e31336a745598d5a762f0d04db2f39fdfa5f51221def446df70e1da21a416017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a744f9391b08171fc443f434e6da358e0b36bf8170e93428f461ad6d4660247",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2019-04-09T10:48:53Z",
    "title_canon_sha256": "0fd3298082388e90d02b3367d416f054d612e73b5d0b9af01908fcd1f7e90f2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04581",
    "kind": "arxiv",
    "version": 1
  }
}