Pith Number

pith:QHAMX7YZ

pith:2016:QHAMX7YZZX4XXGWBIOODU6VVC6

not attested not anchored not stored refs pending

BehavioCog: An Observation Resistant Authentication Scheme

Benjamin Zi Hao Zhao, Hassan Jameel Asghar, Jagmohan Chauhan, Jonathan Chan, Mohamed Ali Kaafar

arxiv:1610.09044 v2 · 2016-10-28 · 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{QHAMX7YZZX4XXGWBIOODU6VVC6}

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	2026-05-18T00:48:53.820594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81c0cbff19cdf97b9ac1439c3a7ab517887e2eb3a1bb191e498530c422b16fe6

Aliases

arxiv: 1610.09044 · arxiv_version: 1610.09044v2 · doi: 10.48550/arxiv.1610.09044 · pith_short_12: QHAMX7YZZX4X · pith_short_16: QHAMX7YZZX4XXGWB · pith_short_8: QHAMX7YZ

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/QHAMX7YZZX4XXGWBIOODU6VVC6 \
  | 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: 81c0cbff19cdf97b9ac1439c3a7ab517887e2eb3a1bb191e498530c422b16fe6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4393e3aeccbac87a0461cdd10bd9d6d4e1e47dc1b76b3844668f4347de755ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2016-10-28T00:40:19Z",
    "title_canon_sha256": "4f2c9ef9aa332f476bd67aad48ef6f75046a39e1050d5e59b7a4c1965d4745cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09044",
    "kind": "arxiv",
    "version": 2
  }
}