Pith Number

pith:BJW2V6WK

pith:2017:BJW2V6WK7P3FE3BNXB56WN46Q7

not attested not anchored not stored refs pending

Self-Assembly of 4-sided Fractals in the Two-handed Tile Assembly Model

Jacob Hendricks, Joseph Opseth

arxiv:1703.04774 v3 · 2017-03-14 · cs.ET · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BJW2V6WK7P3FE3BNXB56WN46Q7}

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	2026-05-18T00:03:37.383518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a6daafacafbf6526c2db87beb379e87cc9926c0270d5f006e34cd457f2d2171

Aliases

arxiv: 1703.04774 · arxiv_version: 1703.04774v3 · doi: 10.48550/arxiv.1703.04774 · pith_short_12: BJW2V6WK7P3F · pith_short_16: BJW2V6WK7P3FE3BN · pith_short_8: BJW2V6WK

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/BJW2V6WK7P3FE3BNXB56WN46Q7 \
  | 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: 0a6daafacafbf6526c2db87beb379e87cc9926c0270d5f006e34cd457f2d2171

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4487e543cce087968590a85cc4e05727b90811474790d9211b6a0a33bbffde19",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2017-03-14T22:19:50Z",
    "title_canon_sha256": "52d83e2c1c49f362b56ff7364c6e4200ae188a6a115fa0b1e46a75447a52794f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04774",
    "kind": "arxiv",
    "version": 3
  }
}