Pith Number

pith:6YMXXTUZ

pith:2022:6YMXXTUZOI7JPCLJGXFNRBBW7U

not attested not anchored not stored refs pending

Towards a Change Taxonomy for Machine Learning Systems

Aaditya Bhatia, Bram Adams, Ellis E. Eghan, Manel Grichi, William G. Cavanagh, Zhen Ming (Jack) Jiang

arxiv:2203.11365 v3 · 2022-03-21 · cs.SE · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6YMXXTUZOI7JPCLJGXFNRBBW7U}

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	2026-07-05T05:24:36.045438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6197bce99723e97896935cad88436fd1195bc65a9535cc1728a96b3fdaad749

Aliases

arxiv: 2203.11365 · arxiv_version: 2203.11365v3 · doi: 10.48550/arxiv.2203.11365 · pith_short_12: 6YMXXTUZOI7J · pith_short_16: 6YMXXTUZOI7JPCLJ · pith_short_8: 6YMXXTUZ

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/6YMXXTUZOI7JPCLJGXFNRBBW7U \
  | 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: f6197bce99723e97896935cad88436fd1195bc65a9535cc1728a96b3fdaad749

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9948626550d6de02ddf12785c89252e1f88d9ffbf3845fb7cb39f44ec831d39",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2022-03-21T21:52:51Z",
    "title_canon_sha256": "476b86253a6077d3dc79ae614938113950ea48977690e945760330914a0f1e8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.11365",
    "kind": "arxiv",
    "version": 3
  }
}