Pith Number

pith:2HSTFPGG

pith:2016:2HSTFPGGTCAWG2YNQK33TCPCWB

not attested not anchored not stored refs pending

LAPPS: Location Aware Password Protection System

Chathura Sarathchandra Magurawalage, Kun Yang

arxiv:1601.02117 v1 · 2016-01-09 · cs.CR · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2HSTFPGGTCAWG2YNQK33TCPCWB}

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	2026-05-18T01:23:07.274700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1e532bcc69881636b0d82b7b989e2b06a02a56811b2b0bfa79d769db0cd38ab

Aliases

arxiv: 1601.02117 · arxiv_version: 1601.02117v1 · doi: 10.48550/arxiv.1601.02117 · pith_short_12: 2HSTFPGGTCAW · pith_short_16: 2HSTFPGGTCAWG2YN · pith_short_8: 2HSTFPGG

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/2HSTFPGGTCAWG2YNQK33TCPCWB \
  | 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: d1e532bcc69881636b0d82b7b989e2b06a02a56811b2b0bfa79d769db0cd38ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d49fff51246aad445e9c9c8794d7613b07a17a6f768137cdcdc3f74b503fc78",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2016-01-09T14:36:19Z",
    "title_canon_sha256": "6be72b099e0b39b551eaa464f4287b6f488e5ca7128b2ba4f34a647a8492ddf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02117",
    "kind": "arxiv",
    "version": 1
  }
}