Pith Number

pith:LBCBB7BC

pith:2020:LBCBB7BCQQ2KOONPTZBHPZTMXM

not attested not anchored not stored refs pending

CHIPKIT: An agile, reusable open-source framework for rapid test chip development

David Brooks, Glenn Ko, Gu-Yeon Wei, Marco Donato, Paul Whatmough, Sae-Kyu Lee

arxiv:2001.04504 v2 · 2020-01-13 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBCBB7BCQQ2KOONPTZBHPZTMXM}

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	2026-07-05T01:05:41.759245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

584410fc228434a739af9e4277e66cbb1a9148dfb038749727703f6e7d7b7c3f

Aliases

arxiv: 2001.04504 · arxiv_version: 2001.04504v2 · doi: 10.48550/arxiv.2001.04504 · pith_short_12: LBCBB7BCQQ2K · pith_short_16: LBCBB7BCQQ2KOONP · pith_short_8: LBCBB7BC

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/LBCBB7BCQQ2KOONPTZBHPZTMXM \
  | 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: 584410fc228434a739af9e4277e66cbb1a9148dfb038749727703f6e7d7b7c3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f7fdec156d26833445d610f25ee65b5e120ac4104e425afbb1f8c5bb9d2829b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2020-01-13T19:19:50Z",
    "title_canon_sha256": "72b11e9333be64be7fd185b02f34449876c3165bf67909250fe3b1b5928d1344"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.04504",
    "kind": "arxiv",
    "version": 2
  }
}