Pith Number

pith:6TJABHPM

pith:2015:6TJABHPMGHLTIT7RPR5H5RGVAF

not attested not anchored not stored refs pending

A Privacy-Preserving QoS Prediction Framework for Web Service Recommendation

Jieming Zhu, Michael R. Lyu, Pinjia He, Zibin Zheng

arxiv:1502.06084 v2 · 2015-02-21 · cs.CR · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6TJABHPMGHLTIT7RPR5H5RGVAF}

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	2026-05-18T00:58:36.142232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4d2009dec31d7344ff17c7a7ec4d5016c7d12ad4f36013556286b64fced909e

Aliases

arxiv: 1502.06084 · arxiv_version: 1502.06084v2 · doi: 10.48550/arxiv.1502.06084 · pith_short_12: 6TJABHPMGHLT · pith_short_16: 6TJABHPMGHLTIT7R · pith_short_8: 6TJABHPM

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/6TJABHPMGHLTIT7RPR5H5RGVAF \
  | 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: f4d2009dec31d7344ff17c7a7ec4d5016c7d12ad4f36013556286b64fced909e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a1cf9f3aaba4de7cfa53f4d0d1aebe5a3045db078dc6123a1e0e923a8097930",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-02-21T08:14:39Z",
    "title_canon_sha256": "6df54ad9b26a80fbd9c7d9e698164604c5a40032cc42c65c518932b42ac96e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06084",
    "kind": "arxiv",
    "version": 2
  }
}