Pith Number

pith:H37PB4OL

pith:2017:H37PB4OLJWOK4ZYIGWYPCH7JQZ

not attested not anchored not stored refs pending

An Accurate and Efficient Method to Calculate the Error Statistics of Block-based Approximate Adders

Weikang Qian, Xiangxuan Ge, Yi Wu, You Li

arxiv:1703.03522 v1 · 2017-03-10 · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H37PB4OLJWOK4ZYIGWYPCH7JQZ}

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	2026-05-18T00:48:58.893244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3efef0f1cb4d9cae670835b0f11fe9864fbd35650d9b6c90208b21709bf2f6df

Aliases

arxiv: 1703.03522 · arxiv_version: 1703.03522v1 · doi: 10.48550/arxiv.1703.03522 · pith_short_12: H37PB4OLJWOK · pith_short_16: H37PB4OLJWOK4ZYI · pith_short_8: H37PB4OL

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/H37PB4OLJWOK4ZYIGWYPCH7JQZ \
  | 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: 3efef0f1cb4d9cae670835b0f11fe9864fbd35650d9b6c90208b21709bf2f6df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f194fa7fb7945d140be394745ab126825ff6917b2316da56ea1104f5b7cc98a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2017-03-10T02:44:18Z",
    "title_canon_sha256": "0977d3cbdcae31c42104ba6e071a8118a7ff3c64b6df4c9c69ee815196f2f3c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03522",
    "kind": "arxiv",
    "version": 1
  }
}