Pith Number

pith:FKPD5F2U

pith:2021:FKPD5F2UZOSV5SWNCF7OYOK7FS

not attested not anchored not stored refs pending

Discovering and Validating AI Errors With Crowdsourced Failure Reports

Abraham J. Druck, Adam Perer, \'Angel Alexander Cabrera, Jason I. Hong

arxiv:2109.11690 v1 · 2021-09-23 · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FKPD5F2UZOSV5SWNCF7OYOK7FS}

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	2026-07-05T03:26:20.481655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a9e3e9754cba55ecacd117eec395f2c8576734259058884645a8e912e34a83b

Aliases

arxiv: 2109.11690 · arxiv_version: 2109.11690v1 · doi: 10.48550/arxiv.2109.11690 · pith_short_12: FKPD5F2UZOSV · pith_short_16: FKPD5F2UZOSV5SWN · pith_short_8: FKPD5F2U

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/FKPD5F2UZOSV5SWNCF7OYOK7FS \
  | 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: 2a9e3e9754cba55ecacd117eec395f2c8576734259058884645a8e912e34a83b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0d678df994972a6af1fa6df1e71b11d6bfa263cfa782b6ab7273507d432ba6f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-09-23T23:26:59Z",
    "title_canon_sha256": "5e326c63b43f4a2e95eac7c15c47d0611e9b2f807364a200ead4a1fa1e5430bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.11690",
    "kind": "arxiv",
    "version": 1
  }
}