Pith Number

pith:H2QKGLQF

pith:2011:H2QKGLQFGYW54UQRMDPIZORZAI

not attested not anchored not stored refs pending

CompChall: Addressing Password Guessing Attacks

Ajith Abraham, Mayank Singh, Sugata Sanyal, Vipul Goyal, Virendra Kumar

arxiv:1111.3753 v1 · 2011-11-16 · 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{H2QKGLQFGYW54UQRMDPIZORZAI}

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	2026-05-18T04:08:13.131180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ea0a32e05362dde521160de8cba39021d4a56a6b62953c428ca0e2b7ac41b80

Aliases

arxiv: 1111.3753 · arxiv_version: 1111.3753v1 · doi: 10.48550/arxiv.1111.3753 · pith_short_12: H2QKGLQFGYW5 · pith_short_16: H2QKGLQFGYW54UQR · pith_short_8: H2QKGLQF

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/H2QKGLQFGYW54UQRMDPIZORZAI \
  | 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: 3ea0a32e05362dde521160de8cba39021d4a56a6b62953c428ca0e2b7ac41b80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "191e6e48c06c070977217783da1749c78eb479906a2e054b29b8165c8339aa81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-11-16T10:20:46Z",
    "title_canon_sha256": "b87d10905c67cab05b2f024ffda14c4a043bb9e250504bebfdf0849cb0fc683f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3753",
    "kind": "arxiv",
    "version": 1
  }
}