Pith Number

pith:HBTAV5XV

pith:2011:HBTAV5XVW57QL2DVWWFJ5YMM47

not attested not anchored not stored refs pending

CDTOM: A Context-driven Task-oriented Middleware for Pervasive Homecare Environment

Bessam Abdulrazak, Daqing Zhang, Hongbo Ni, Shu Wu

arxiv:1102.1152 v1 · 2011-02-06 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HBTAV5XVW57QL2DVWWFJ5YMM47}

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	2026-05-18T04:29:54.909538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38660af6f5b77f05e875b58a9ee18ce7e324b7ece1cebb7e934854b8acc2a291

Aliases

arxiv: 1102.1152 · arxiv_version: 1102.1152v1 · doi: 10.48550/arxiv.1102.1152 · pith_short_12: HBTAV5XVW57Q · pith_short_16: HBTAV5XVW57QL2DV · pith_short_8: HBTAV5XV

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/HBTAV5XVW57QL2DVWWFJ5YMM47 \
  | 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: 38660af6f5b77f05e875b58a9ee18ce7e324b7ece1cebb7e934854b8acc2a291

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee50d7a42fc8d4ae4ed22f7c774d6386980dca846d287f6c0472d81fc3fcf1ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2011-02-06T14:00:30Z",
    "title_canon_sha256": "c22d8de1934ca9a440dcc306daa8daeaf4726b752fb1bb3b1e0ef78f762de63c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1152",
    "kind": "arxiv",
    "version": 1
  }
}