Pith Number

pith:67WKCIGA

pith:2021:67WKCIGAZFY32UJ5RJXICRBVM4

not attested not anchored not stored refs pending

Application specific dataflow machine construction for programming FPGAs via Lucent

Nick Brown

arxiv:2104.04741 v1 · 2021-04-10 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{67WKCIGAZFY32UJ5RJXICRBVM4}

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	2026-07-05T02:30:47.124330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7eca120c0c971bd513d8a6e814435671431ad9f5b020ba574288e716be6cffb

Aliases

arxiv: 2104.04741 · arxiv_version: 2104.04741v1 · doi: 10.48550/arxiv.2104.04741 · pith_short_12: 67WKCIGAZFY3 · pith_short_16: 67WKCIGAZFY32UJ5 · pith_short_8: 67WKCIGA

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/67WKCIGAZFY32UJ5RJXICRBVM4 \
  | 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: f7eca120c0c971bd513d8a6e814435671431ad9f5b020ba574288e716be6cffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2fbc157384cdbc7ea477491b35103d86efc089860e069f8bfd4025ea6a3337b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2021-04-10T11:32:54Z",
    "title_canon_sha256": "26caa291bb9203cf99ca28bc807235186307d122e9b0d518cac0035e6d3b5764"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04741",
    "kind": "arxiv",
    "version": 1
  }
}