Pith Number

pith:56MNTO4Z

pith:2012:56MNTO4ZOLJWNPDLM3BUGX57RE

not attested not anchored not stored refs pending

A Wireless Channel Sounding System for Rapid Propagation Measurements

Byoung-Jo J. Kim, Eric Rozner, Muhammad Nazmul Islam, Paul Henry

arxiv:1211.4940 v1 · 2012-11-21 · 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{56MNTO4ZOLJWNPDLM3BUGX57RE}

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	2026-05-18T00:57:56.692166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef98d9bb9972d366bc6b66c3435fbf8924fdb09147627a1e5ddc04ec547869fe

Aliases

arxiv: 1211.4940 · arxiv_version: 1211.4940v1 · doi: 10.48550/arxiv.1211.4940 · pith_short_12: 56MNTO4ZOLJW · pith_short_16: 56MNTO4ZOLJWNPDL · pith_short_8: 56MNTO4Z

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/56MNTO4ZOLJWNPDLM3BUGX57RE \
  | 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: ef98d9bb9972d366bc6b66c3435fbf8924fdb09147627a1e5ddc04ec547869fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dc9102b6ca3d8f157bcd1fa5d178e618f4cb73481239dbfab40f931ccfd5079",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-11-21T05:32:18Z",
    "title_canon_sha256": "a6a1f8d7c9c8d2eb3a6a37e63cde87331da201cc88e94e9d11ce0143d2bd6fb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4940",
    "kind": "arxiv",
    "version": 1
  }
}