Pith Number

pith:2WQJ5ERW

pith:2018:2WQJ5ERWQRB3PU7VF54JMCT4BE

not attested not anchored not stored refs pending

Network Coding with Link Layer Cooperation in Wireless Mesh Networks

Mohamed Hossam Ahmed, Octavia A. Dobre, Somayeh Kafaie, Yuanzhu Chen

arxiv:1801.02117 v1 · 2018-01-07 · 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{2WQJ5ERWQRB3PU7VF54JMCT4BE}

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	2026-05-18T00:26:34.824428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5a09e92368443b7d3f52f78960a7c0934c1085474c6dac6bfabf2eedd8295d1

Aliases

arxiv: 1801.02117 · arxiv_version: 1801.02117v1 · doi: 10.48550/arxiv.1801.02117 · pith_short_12: 2WQJ5ERWQRB3 · pith_short_16: 2WQJ5ERWQRB3PU7V · pith_short_8: 2WQJ5ERW

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/2WQJ5ERWQRB3PU7VF54JMCT4BE \
  | 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: d5a09e92368443b7d3f52f78960a7c0934c1085474c6dac6bfabf2eedd8295d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b80a3a3dc662d7b26be740cb52975cfc059357feb0718771c3606cfd0e431c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2018-01-07T03:10:41Z",
    "title_canon_sha256": "aae3cc6597427c51ef50722dc9bd13eb57f0603ee359e595a47e8de22edd327d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02117",
    "kind": "arxiv",
    "version": 1
  }
}