Pith Number

pith:C4GKVPCL

pith:2021:C4GKVPCLY3APQ6THNBTD3TWCJN

not attested not anchored not stored refs pending

AI Based Landscape Sensing Using Radio Signals

Ali Behravan, Deep Shrestha, Dongdong Huang, Erik Dahlman, Vijaya Yajnanarayana, Yi Geng

arxiv:2105.08436 v1 · 2021-05-18 · 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{C4GKVPCLY3APQ6THNBTD3TWCJN}

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	2026-07-05T03:41:39.193157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

170caabc4bc6c0f87a6768663dcec24b49921c7cdc10bcda8026cce69a6b6e03

Aliases

arxiv: 2105.08436 · arxiv_version: 2105.08436v1 · doi: 10.48550/arxiv.2105.08436 · pith_short_12: C4GKVPCLY3AP · pith_short_16: C4GKVPCLY3APQ6TH · pith_short_8: C4GKVPCL

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/C4GKVPCLY3APQ6THNBTD3TWCJN \
  | 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: 170caabc4bc6c0f87a6768663dcec24b49921c7cdc10bcda8026cce69a6b6e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "376975f7af2dc505be18d3ab8cdb21223988d1bbf4f3b12f42e65e98e6f332fd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-05-18T10:58:04Z",
    "title_canon_sha256": "05a6d63f9a6b3cf9074372744968f696b1a65576bee0a5fb63f34854be68dd6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08436",
    "kind": "arxiv",
    "version": 1
  }
}