Pith Number

pith:FCOIVQKP

pith:2007:FCOIVQKPM35WAQXDWBPNHEAAGX

not attested not anchored not stored refs pending

Efficient Skyline Querying with Variable User Preferences on Nominal Attributes

Ada Wai-chee Fu, Jian Pei, Raymond Chi-Wing Wong, Tai Wong, Yip Sing Ho, Yubao Liu

arxiv:0710.2604 v1 · 2007-10-13 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCOIVQKPM35WAQXDWBPNHEAAGX}

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	2026-07-04T15:04:55.026958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

289c8ac14f66fb6042e3b05ed3900035ffb99a2a3cc10dd6696c2f0b6cc7e9d9

Aliases

arxiv: 0710.2604 · arxiv_version: 0710.2604v1 · doi: 10.48550/arxiv.0710.2604 · pith_short_12: FCOIVQKPM35W · pith_short_16: FCOIVQKPM35WAQXD · pith_short_8: FCOIVQKP

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/FCOIVQKPM35WAQXDWBPNHEAAGX \
  | 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: 289c8ac14f66fb6042e3b05ed3900035ffb99a2a3cc10dd6696c2f0b6cc7e9d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4142e31131a1fe4e593d14cbe55cf7725fc1fc6cd4ba6e4829286d79cb826a6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.DB",
    "submitted_at": "2007-10-13T11:47:14Z",
    "title_canon_sha256": "35836b176bec7f0d0b2e30df8b3204140e36776c37f797ea747a6e68bd93eef8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.2604",
    "kind": "arxiv",
    "version": 1
  }
}