Pith Number

pith:SMIZW4Q7

pith:2020:SMIZW4Q7L3G32SH4HLE72UXGOV

not attested not anchored not stored refs pending

Structure-based Computer Without Using Transistors

Jonghyeon Lee, Taewon Kang

arxiv:2001.11321 v1 · 2020-01-30 · 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{SMIZW4Q7L3G32SH4HLE72UXGOV}

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	2026-07-05T00:37:22.575715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93119b721f5ecdbd48fc3ac9fd52e6754eabf7306bc7d9c284e5f0f68d593210

Aliases

arxiv: 2001.11321 · arxiv_version: 2001.11321v1 · doi: 10.48550/arxiv.2001.11321 · pith_short_12: SMIZW4Q7L3G3 · pith_short_16: SMIZW4Q7L3G32SH4 · pith_short_8: SMIZW4Q7

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/SMIZW4Q7L3G32SH4HLE72UXGOV \
  | 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: 93119b721f5ecdbd48fc3ac9fd52e6754eabf7306bc7d9c284e5f0f68d593210

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "739b376ad24994a984050632239605c66d94bc5d2fd436b63ce8dd4fa666e29e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2020-01-30T13:59:30Z",
    "title_canon_sha256": "770dfa611a026f68cd269b12ba59cde1183d2b974476cc68d58de795e0dc2cbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.11321",
    "kind": "arxiv",
    "version": 1
  }
}