Pith Number

pith:ODAC3C2C

pith:2022:ODAC3C2C5SQBJQN2P4LNFE5T7W

not attested not anchored not stored refs pending

Flat Folding an Unassigned Single-Vertex Complex (Combinatorially Embedded Planar Graph with Specified Edge Lengths) without Flat Angles

Dylan Hendrickson, Erik D. Demaine, Lily Chung, Victor Luo

arxiv:2204.03696 v1 · 2022-04-07 · 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{ODAC3C2C5SQBJQN2P4LNFE5T7W}

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	2026-07-05T04:12:40.974624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70c02d8b42eca014c1ba7f16d293b3fd9e310959f94b9e38ce68b61710e79274

Aliases

arxiv: 2204.03696 · arxiv_version: 2204.03696v1 · doi: 10.48550/arxiv.2204.03696 · pith_short_12: ODAC3C2C5SQB · pith_short_16: ODAC3C2C5SQBJQN2 · pith_short_8: ODAC3C2C

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/ODAC3C2C5SQBJQN2P4LNFE5T7W \
  | 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: 70c02d8b42eca014c1ba7f16d293b3fd9e310959f94b9e38ce68b61710e79274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2401e18aff5dbe6d339cd28f2a6f48be82689d86f306ce93ad74d6b9fad15473",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2022-04-07T19:09:14Z",
    "title_canon_sha256": "f0f562670c4e9ee5e0a9b92061cbb586c2ff103d72eeb154aafe25998a47cfb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.03696",
    "kind": "arxiv",
    "version": 1
  }
}