Pith Number

pith:DY3WGAQV

pith:2018:DY3WGAQVTKHCT3QIQPKVDP7SM3

not attested not anchored not stored refs pending

Self-foldability of monohedral quadrilateral origami tessellations

Thomas C. Hull, Tomohiro Tachi

arxiv:1809.04243 v1 · 2018-09-12 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DY3WGAQVTKHCT3QIQPKVDP7SM3}

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	2026-05-18T00:05:53.047362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e376302159a8e29ee0883d551bff266ffb64a0e8af511f66b4503f202a4b39d

Aliases

arxiv: 1809.04243 · arxiv_version: 1809.04243v1 · doi: 10.48550/arxiv.1809.04243 · pith_short_12: DY3WGAQVTKHC · pith_short_16: DY3WGAQVTKHCT3QI · pith_short_8: DY3WGAQV

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/DY3WGAQVTKHCT3QIQPKVDP7SM3 \
  | 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: 1e376302159a8e29ee0883d551bff266ffb64a0e8af511f66b4503f202a4b39d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2f9ea1fb99a4e09e7d6e3069ae95faebffd72320a76d98e1891a79ea0c95a25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2018-09-12T03:18:45Z",
    "title_canon_sha256": "77e784bc5da50a05d6c1dcd80147afa928cb0028fb3b64e15c5b5a0784e7577c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04243",
    "kind": "arxiv",
    "version": 1
  }
}