Pith Number

pith:BJCAOKPE

pith:2019:BJCAOKPEEFTW2NJJCGOVV6MA5C

not attested not anchored not stored refs pending

Towards Motion Invariant Authentication for On-Body IoT Devices

Hao Wang, Mengnian Xu, Qian Zhang, Tao Jiang, Wei Wang, Yong Huang

arxiv:1904.03968 v1 · 2019-04-08 · 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{BJCAOKPEEFTW2NJJCGOVV6MA5C}

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	2026-05-17T23:49:07.551370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a440729e421676d3529119d5af980e8bbf31310a16f8365154ed76012a02093

Aliases

arxiv: 1904.03968 · arxiv_version: 1904.03968v1 · doi: 10.48550/arxiv.1904.03968 · pith_short_12: BJCAOKPEEFTW · pith_short_16: BJCAOKPEEFTW2NJJ · pith_short_8: BJCAOKPE

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/BJCAOKPEEFTW2NJJCGOVV6MA5C \
  | 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: 0a440729e421676d3529119d5af980e8bbf31310a16f8365154ed76012a02093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ba45f2fb0a10278abc4c2bfe74e0e0811f5b2871bdfbfd68ddc1d9d51364685",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-04-08T11:36:46Z",
    "title_canon_sha256": "faa519e1172039a0c192997395b2a99a06db3fc0d604ee051aed6c7a85ac2b9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03968",
    "kind": "arxiv",
    "version": 1
  }
}