Pith Number

pith:7NJKWJHT

pith:2020:7NJKWJHTE3R2WAQN4RKYLQPYZT

not attested not anchored not stored refs pending

fault: A Python Embedded Domain-Specific Language For Metaprogramming Portable Hardware Verification Components

Caleb Donovick, Clark Barrett, Daniel Stanley, Keyi Zhang, Lenny Truong, Makai Mann, Mark Horowitz, Pat Hanrahan, Rajsekhar Setaluri, Ross Daly, Steven Herbst

arxiv:2006.11669 v1 · 2020-06-20 · cs.SE · 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{7NJKWJHTE3R2WAQN4RKYLQPYZT}

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	2026-07-05T01:11:52.542975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb52ab24f326e3ab020de45585c1f8ccd8ae6584d73be5f7165916d7f0f3fc1a

Aliases

arxiv: 2006.11669 · arxiv_version: 2006.11669v1 · doi: 10.48550/arxiv.2006.11669 · pith_short_12: 7NJKWJHTE3R2 · pith_short_16: 7NJKWJHTE3R2WAQN · pith_short_8: 7NJKWJHT

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/7NJKWJHTE3R2WAQN4RKYLQPYZT \
  | 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: fb52ab24f326e3ab020de45585c1f8ccd8ae6584d73be5f7165916d7f0f3fc1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f13025092268d136febf5b6c9b6157358b1b203cf514faa0de5d98b80fd317a7",
    "cross_cats_sorted": [
      "cs.AR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2020-06-20T22:50:52Z",
    "title_canon_sha256": "4b2d2f90b1d6de40a470475cf170bb3715de08006317a40787dd953c6d9ef20f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.11669",
    "kind": "arxiv",
    "version": 1
  }
}