Pith Number

pith:PIPX2G2L

pith:2021:PIPX2G2LQGB26D7WTZFPIWLXET

not attested not anchored not stored refs pending

Uncertainty in Position Estimation Using Machine Learning

Deep Shrestha, Yuxin Zhao

arxiv:2106.02370 v1 · 2021-06-04 · cs.NI · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIPX2G2LQGB26D7WTZFPIWLXET}

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	2026-07-05T02:46:18.743754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a1f7d1b4b8183af0ff69e4af4597724fe2a43feeb3029bdff1bde29d5f1f564

Aliases

arxiv: 2106.02370 · arxiv_version: 2106.02370v1 · doi: 10.48550/arxiv.2106.02370 · pith_short_12: PIPX2G2LQGB2 · pith_short_16: PIPX2G2LQGB26D7W · pith_short_8: PIPX2G2L

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/PIPX2G2LQGB26D7WTZFPIWLXET \
  | 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: 7a1f7d1b4b8183af0ff69e4af4597724fe2a43feeb3029bdff1bde29d5f1f564

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37596140761ac09c902e7bf9e62b16656c44a132860c609f91314ff7e68065e4",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2021-06-04T09:35:58Z",
    "title_canon_sha256": "a0602a58907428c930ff07a01b19a98cdc2ee28544be4e8664491a2fe93289f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.02370",
    "kind": "arxiv",
    "version": 1
  }
}