Pith Number

pith:LKFBNG6B

pith:2020:LKFBNG6BD2VWAEHTUT3VXQKMQV

not attested not anchored not stored refs pending

Lost in Disclosure: On The Inference of Password Composition Policies

Alexandra Mendes, Jo\~ao Ferreira, Julien Cordry, Saul Johnson

arxiv:2003.05846 v2 · 2020-03-12 · 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{LKFBNG6BD2VWAEHTUT3VXQKMQV}

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	2026-07-05T07:56:12.752273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a8a169bc11eab6010f3a4f75bc14c857d6c4e8bd3a080374871ae0336e47af8

Aliases

arxiv: 2003.05846 · arxiv_version: 2003.05846v2 · doi: 10.48550/arxiv.2003.05846 · pith_short_12: LKFBNG6BD2VW · pith_short_16: LKFBNG6BD2VWAEHT · pith_short_8: LKFBNG6B

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/LKFBNG6BD2VWAEHTUT3VXQKMQV \
  | 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: 5a8a169bc11eab6010f3a4f75bc14c857d6c4e8bd3a080374871ae0336e47af8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "912175e05aa047d4285db8758f65433f17a74f8bc5a7330cc52aa60e991d174c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-03-12T15:27:00Z",
    "title_canon_sha256": "8254fd96470b379424a974bc0573c47ccc84adb8a79862d058f791beab2313c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.05846",
    "kind": "arxiv",
    "version": 2
  }
}