Pith Number

pith:N2FX53N6

pith:2010:N2FX53N6KMWCSRG7DLQOYUI4T2

not attested not anchored not stored refs pending

Channel Sounding for the Masses: Low Complexity GNU 802.11b Channel Impulse Response Estimation

Dustin Maas, Junxing Zhang, Mohammad H. Firooz, Neal Patwari, Sneha K. Kasera

arxiv:1007.3476 v1 · 2010-07-20 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2FX53N6KMWCSRG7DLQOYUI4T2}

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	2026-05-18T03:05:19.229919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e8b7eedbe532c2944df1ae0ec511c9eb58ecd80e785b0f25ccdf5108020ff06

Aliases

arxiv: 1007.3476 · arxiv_version: 1007.3476v1 · doi: 10.48550/arxiv.1007.3476 · pith_short_12: N2FX53N6KMWC · pith_short_16: N2FX53N6KMWCSRG7 · pith_short_8: N2FX53N6

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/N2FX53N6KMWCSRG7DLQOYUI4T2 \
  | 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: 6e8b7eedbe532c2944df1ae0ec511c9eb58ecd80e785b0f25ccdf5108020ff06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afda9a4bc80091e39e2136cee991d9070382228988b2f355153468bd7b2cabc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2010-07-20T18:42:40Z",
    "title_canon_sha256": "8c610e4055de36226575f257a1dee5e83cd02443598ac8f2a0d53fb8a93bafbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.3476",
    "kind": "arxiv",
    "version": 1
  }
}