Pith Number

pith:WPF2V3GW

pith:2021:WPF2V3GWDALLPLWCIYTFQNJK64

not attested not anchored not stored refs pending

Might I Get Pwned: A Second Generation Compromised Credential Checking Service

Bijeeta Pal, Christopher Wood, Luke Valenta, Marina Sanusi, Mazharul Islam, Nick Sullivan, Rahul Chattejee, Tara Whalen, Thomas Ristenpart

arxiv:2109.14490 v2 · 2021-09-29 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPF2V3GWDALLPLWCIYTFQNJK64}

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	2026-07-05T04:08:03.929849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3cbaaecd61816b7aec2462658352af7327733c15f9aebeea0cbad440c4681fe

Aliases

arxiv: 2109.14490 · arxiv_version: 2109.14490v2 · doi: 10.48550/arxiv.2109.14490 · pith_short_12: WPF2V3GWDALL · pith_short_16: WPF2V3GWDALLPLWC · pith_short_8: WPF2V3GW

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/WPF2V3GWDALLPLWCIYTFQNJK64 \
  | 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: b3cbaaecd61816b7aec2462658352af7327733c15f9aebeea0cbad440c4681fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "878617d6acb784336d0e0dfdb17b35300b8bb318750d17e9c67b85f422138751",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-09-29T15:16:59Z",
    "title_canon_sha256": "badd8ab7fa3d585c8587d18077322a6c0840089d66104be1d96bc4cc264f2bea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.14490",
    "kind": "arxiv",
    "version": 2
  }
}