Pith Number

pith:R4PBL3FI

pith:2020:R4PBL3FITDTQW6BP2FIE6BEB7X

not attested not anchored not stored refs pending

An algorithm for reconstruction of triangle-free linear dynamic networks with verification of correctness

Donatello Materassi, Mihaela Dimovska

arxiv:2003.02870 v2 · 2020-03-05 · eess.SY · cs.SY · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4PBL3FITDTQW6BP2FIE6BEB7X}

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	2026-07-05T01:50:46.778208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f1e15eca898e70b782fd1504f0481fdf06393a5da90803080d52dd210913af6

Aliases

arxiv: 2003.02870 · arxiv_version: 2003.02870v2 · doi: 10.48550/arxiv.2003.02870 · pith_short_12: R4PBL3FITDTQ · pith_short_16: R4PBL3FITDTQW6BP · pith_short_8: R4PBL3FI

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/R4PBL3FITDTQW6BP2FIE6BEB7X \
  | 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: 8f1e15eca898e70b782fd1504f0481fdf06393a5da90803080d52dd210913af6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69c84d5fe9bf25e0a41c670d288b77c85798e9d665393a038b76e48be7a4fe12",
    "cross_cats_sorted": [
      "cs.SY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2020-03-05T19:10:29Z",
    "title_canon_sha256": "4f9dbe76e80fc8795b605de93c34da8d84a80a7ec7f1200e6462c4655ceece0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.02870",
    "kind": "arxiv",
    "version": 2
  }
}