Pith Number

pith:5G7734L3

pith:2018:5G7734L3BLYLUIQFZ76WJZQNKD

not attested not anchored not stored refs pending

Evaluation as a Service architecture and crowdsourced problems solving implemented in Optil.io platform

2), (2) Institute of Bioorganic Chemistry, Artur Laskowski (1) ((1) Institute of Computing Science, Jan Badura (1), Maciej Antczak (1), Polish Academy of Sciences), Poznan University of Technology, Szymon Wasik (1

arxiv:1807.06002 v1 · 2018-07-14 · cs.CY · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5G7734L3BLYLUIQFZ76WJZQNKD}

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	2026-05-18T00:10:36.369585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9bffdf17b0af0ba2205cffd64e60d50f9059174f3c69230599e9ee558a5f922

Aliases

arxiv: 1807.06002 · arxiv_version: 1807.06002v1 · doi: 10.48550/arxiv.1807.06002 · pith_short_12: 5G7734L3BLYL · pith_short_16: 5G7734L3BLYLUIQF · pith_short_8: 5G7734L3

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/5G7734L3BLYLUIQFZ76WJZQNKD \
  | 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: e9bffdf17b0af0ba2205cffd64e60d50f9059174f3c69230599e9ee558a5f922

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc9e945d8816910bf469b57e8417762c70815464069ec7d96f81a07e15df8809",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-07-14T12:42:19Z",
    "title_canon_sha256": "b91f5ae4da65be7b8bc68f68fd8c48a0eeb35f18849187661e22cccb9e84f3a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06002",
    "kind": "arxiv",
    "version": 1
  }
}