Pith Number

pith:SZEKOVPJ

pith:2018:SZEKOVPJWASXTHL4CJUPJPDE5S

not attested not anchored not stored refs pending

Convex Hull Formation for Programmable Matter

Andr\'ea W. Richa, Christian Scheideler, Irina Kostitsyna, Joshua J. Daymude, Kristian Hinnenthal, Robert Gmyr

arxiv:1805.06149 v2 · 2018-05-16 · cs.DC · 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{SZEKOVPJWASXTHL4CJUPJPDE5S}

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	2026-06-03T02:05:38.345819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9648a755e9b025799d7c1268f4bc64ecad95a58af6990d71dcb8ae9164d2ea28

Aliases

arxiv: 1805.06149 · arxiv_version: 1805.06149v2 · doi: 10.48550/arxiv.1805.06149 · pith_short_12: SZEKOVPJWASX · pith_short_16: SZEKOVPJWASXTHL4 · pith_short_8: SZEKOVPJ

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/SZEKOVPJWASXTHL4CJUPJPDE5S \
  | 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: 9648a755e9b025799d7c1268f4bc64ecad95a58af6990d71dcb8ae9164d2ea28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aacae9415eb39d87da45c1a6aecd9d7109ef1d19f1afc2e3b8278970bcaf1268",
    "cross_cats_sorted": [
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-05-16T06:28:47Z",
    "title_canon_sha256": "a9b4eff28b3057897e81bf09441697c80f71386b00f7492a9e655eb8aca19dca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06149",
    "kind": "arxiv",
    "version": 2
  }
}