Pith Number

pith:NGAVWL2L

pith:2017:NGAVWL2LUBOTUQIRL6UIZYLXL2

not attested not anchored not stored refs pending

From Appearance to Essence: Comparing Truth Discovery Methods without Using Ground Truth

Anne H.H. Ngu, Quan Z. Sheng, Wei Emma Zhang, Xianzhi Wang, Xiu Susie Fang

arxiv:1708.02029 v1 · 2017-08-07 · 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{NGAVWL2LUBOTUQIRL6UIZYLXL2}

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	2026-05-18T00:38:32.490803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69815b2f4ba05d3a41115fa88ce1775e846159f6fa90e177dd9e6150a70d76c3

Aliases

arxiv: 1708.02029 · arxiv_version: 1708.02029v1 · doi: 10.48550/arxiv.1708.02029 · pith_short_12: NGAVWL2LUBOT · pith_short_16: NGAVWL2LUBOTUQIR · pith_short_8: NGAVWL2L

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/NGAVWL2LUBOTUQIRL6UIZYLXL2 \
  | 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: 69815b2f4ba05d3a41115fa88ce1775e846159f6fa90e177dd9e6150a70d76c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32fb58cf1170f0ece76a87e6a0c2cab01e82238c0cc498d76aa7be52e641f603",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2017-08-07T08:12:22Z",
    "title_canon_sha256": "de960047516a0d74719a53754968b7089eb930696c267c044dfd271056e92228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02029",
    "kind": "arxiv",
    "version": 1
  }
}