Pith Number

pith:7VYNQK4Z

pith:2010:7VYNQK4ZMEY6NDYLVVERSNUS52

not attested not anchored not stored refs pending

An Energy Efficient Scheme for Data Gathering in Wireless Sensor Networks Using Particle Swarm Optimization

Ayon Chakraborty, Kaushik Chakraborty, M.K. Naskar, Swarup Kumar Mitra

arxiv:1004.3408 v2 · 2010-04-20 · cs.NI · cs.DC · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VYNQK4ZMEY6NDYLVVERSNUS52}

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	2026-05-18T04:19:22.271488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd70d82b996131e68f0bad49193692eebf121de04d39372d0807c21594482e56

Aliases

arxiv: 1004.3408 · arxiv_version: 1004.3408v2 · doi: 10.48550/arxiv.1004.3408 · pith_short_12: 7VYNQK4ZMEY6 · pith_short_16: 7VYNQK4ZMEY6NDYL · pith_short_8: 7VYNQK4Z

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/7VYNQK4ZMEY6NDYLVVERSNUS52 \
  | 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: fd70d82b996131e68f0bad49193692eebf121de04d39372d0807c21594482e56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b366461008f9924d1ad634e744c96f872f57c4023ad5db3191522fc532805bfd",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2010-04-20T11:09:46Z",
    "title_canon_sha256": "eb518b7734ff352af4023b204e3e961b7801109d7b819bf85932204ffaa22093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3408",
    "kind": "arxiv",
    "version": 2
  }
}