Pith Number

pith:TS4HFXLY

pith:2021:TS4HFXLYTV5UPAPUUWKX3OPBV3

not attested not anchored not stored refs pending

Quality change: norm or exception? Measurement, Analysis and Detection of Quality Change in Wikipedia

Animesh Mukherjee, Bhanu Prakash Reddy Guda, Paramita Das, Sasi Bhusan Seelaboyina, Soumya Sarkar

arxiv:2111.01496 v1 · 2021-11-02 · cs.SI · 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{TS4HFXLYTV5UPAPUUWKX3OPBV3}

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	2026-07-05T03:28:03.666622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cb872dd789d7b4781f4a5957db9e1aef016028a9d7e99cd24d6e8ae1856df60

Aliases

arxiv: 2111.01496 · arxiv_version: 2111.01496v1 · doi: 10.48550/arxiv.2111.01496 · pith_short_12: TS4HFXLYTV5U · pith_short_16: TS4HFXLYTV5UPAPU · pith_short_8: TS4HFXLY

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/TS4HFXLYTV5UPAPUUWKX3OPBV3 \
  | 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: 9cb872dd789d7b4781f4a5957db9e1aef016028a9d7e99cd24d6e8ae1856df60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef2333064e5eeef1e467dbce7d87dbbbf0723144428a111fc310b333e2cbcfc",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2021-11-02T10:51:53Z",
    "title_canon_sha256": "19e6693d363ccb4162c57768d015bb6debb5cb5c75cb50ae5e8ec6bceaafb0ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.01496",
    "kind": "arxiv",
    "version": 1
  }
}