Pith Number

pith:Z2TUZOAC

pith:2021:Z2TUZOACUACPKVUCWUPOAK22HZ

not attested not anchored not stored refs pending

DoA-LF: A Location Fingerprint Positioning Algorithm with Millimeter-Wave

Xinyi Liu, Yadong Zhao, Zhiqing Wei, Zhiyong Feng

arxiv:2102.13297 v1 · 2021-02-26 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2TUZOACUACPKVUCWUPOAK22HZ}

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	2026-07-05T02:18:36.001246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea74cb802a004f55682b51ee02b5a3e5e1bce848bf4f223c8672d898ad6f38b

Aliases

arxiv: 2102.13297 · arxiv_version: 2102.13297v1 · doi: 10.48550/arxiv.2102.13297 · pith_short_12: Z2TUZOACUACP · pith_short_16: Z2TUZOACUACPKVUC · pith_short_8: Z2TUZOAC

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/Z2TUZOACUACPKVUCWUPOAK22HZ \
  | 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: cea74cb802a004f55682b51ee02b5a3e5e1bce848bf4f223c8672d898ad6f38b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76b4ec428b8e6e96ba128959b9f00793c9bd7be1cc29388341351bdbfda2a474",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-02-26T04:01:13Z",
    "title_canon_sha256": "02ac0e31f3c39ae1777945e4c83006ae709e1b9cdd9b38957cede79c7a80760b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.13297",
    "kind": "arxiv",
    "version": 1
  }
}