Pith Number

pith:ALHYWCUM

pith:2015:ALHYWCUMMES23O52TOV3XVKDQB

not attested not anchored not stored refs pending

Priori-Information Aided Iterative Hard Threshold: A Low-Complexity High-Accuracy Compressive Sensing Based Channel Estimation for TDS-OFDM

Chao Zhang, Sheng Chen, Zhaocheng Wang, Zhen Gao

arxiv:1510.06800 v2 · 2015-10-23 · 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{ALHYWCUMMES23O52TOV3XVKDQB}

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	2026-05-18T01:25:54.805831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02cf8b0a8c6125adbbba9babbbd5438065f5798d44f71e10b7eb6fb70a85a152

Aliases

arxiv: 1510.06800 · arxiv_version: 1510.06800v2 · doi: 10.48550/arxiv.1510.06800 · pith_short_12: ALHYWCUMMES2 · pith_short_16: ALHYWCUMMES23O52 · pith_short_8: ALHYWCUM

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/ALHYWCUMMES23O52TOV3XVKDQB \
  | 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: 02cf8b0a8c6125adbbba9babbbd5438065f5798d44f71e10b7eb6fb70a85a152

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caf976c0c6fb83f7159f2e2c5d38b1da65312ae1f459a298c0248b55cc512083",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-10-23T01:42:04Z",
    "title_canon_sha256": "8fa68e1427962285eb11dc4dcf8b62a49f00b694ff8c331d555d5ec01b71dbdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06800",
    "kind": "arxiv",
    "version": 2
  }
}