Pith Number

pith:7WU2A6K4

pith:2013:7WU2A6K4JPM6OSNKA5ULLG7SDD

not attested not anchored not stored refs pending

ACH: Away Cluster Heads Scheme for Energy Efficient Clustering Protocols in WSNs

A. Javaid, K. Latif, M. Waseem, N. Javaid, U. Qasim, Z. A. Khan

arxiv:1304.0635 v1 · 2013-04-02 · 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{7WU2A6K4JPM6OSNKA5ULLG7SDD}

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	2026-05-18T00:59:04.164583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fda9a0795c4bd9e749aa0768b59bf218c9b3d02a36f6f30563ea9618ed179447

Aliases

arxiv: 1304.0635 · arxiv_version: 1304.0635v1 · doi: 10.48550/arxiv.1304.0635 · pith_short_12: 7WU2A6K4JPM6 · pith_short_16: 7WU2A6K4JPM6OSNK · pith_short_8: 7WU2A6K4

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/7WU2A6K4JPM6OSNKA5ULLG7SDD \
  | 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: fda9a0795c4bd9e749aa0768b59bf218c9b3d02a36f6f30563ea9618ed179447

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7de8d401de83a526a44d0b27da25b811e87e92c7b11e271f0b1ae0271482f789",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2013-04-02T14:11:47Z",
    "title_canon_sha256": "cc5239737f6a30201542ff2fffd1fa83ad4b0082940f8c48ad5c3d2ae4a38f4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0635",
    "kind": "arxiv",
    "version": 1
  }
}