Pith Number

pith:QVO4OSXZ

pith:2011:QVO4OSXZ5ETRNSCTWK7GMDECOV

not attested not anchored not stored refs pending

Proposed Quality Evaluation Framework to Incorporate Quality Aspects in Web Warehouse Creation

Azra Shamim, Maqbool Uddin Shaikh, Umm-e-Mariya Shah, Yasir Mehmood

arxiv:1107.2727 v1 · 2011-07-14 · 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{QVO4OSXZ5ETRNSCTWK7GMDECOV}

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	2026-05-18T04:18:15.764513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

855dc74af9e92716c853b2be660c82757bebb32b5de4af18da40ca0a5a041be5

Aliases

arxiv: 1107.2727 · arxiv_version: 1107.2727v1 · doi: 10.48550/arxiv.1107.2727 · pith_short_12: QVO4OSXZ5ETR · pith_short_16: QVO4OSXZ5ETRNSCT · pith_short_8: QVO4OSXZ

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/QVO4OSXZ5ETRNSCTWK7GMDECOV \
  | 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: 855dc74af9e92716c853b2be660c82757bebb32b5de4af18da40ca0a5a041be5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad34901b6efc5d5dfb42c59d25c4a0d5ebdec83ac0b9759286706c41257f1533",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2011-07-14T05:22:38Z",
    "title_canon_sha256": "c36544b12cee827e63813a93192d63e9b7088892f8b410196bba8f1deb319f8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2727",
    "kind": "arxiv",
    "version": 1
  }
}