Pith Number

pith:7BJK62CT

pith:2024:7BJK62CTDM26IDKH6INIWIFKGS

not attested not anchored not stored refs pending

The Simplex Projection: Lossless Visualization of 4D Compositional Data on a 2D Canvas

Filip Sadlo, Marvin Schmitt, Paul-Christian B\"urkner, Stefan T Radev, Yuga Hikida

arxiv:2403.11141 v1 · 2024-03-17 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BJK62CTDM26IDKH6INIWIFKGS}

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	2026-07-05T07:57:12.243345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f852af68531b35e40d47f21a8b20aa34a56ea70c3ebcd8495c87c5f77688d05f

Aliases

arxiv: 2403.11141 · arxiv_version: 2403.11141v1 · doi: 10.48550/arxiv.2403.11141 · pith_short_12: 7BJK62CTDM26 · pith_short_16: 7BJK62CTDM26IDKH · pith_short_8: 7BJK62CT

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/7BJK62CTDM26IDKH6INIWIFKGS \
  | 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: f852af68531b35e40d47f21a8b20aa34a56ea70c3ebcd8495c87c5f77688d05f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f817087b3061a4f46c36e849da38f628ff77752e63a021391fe7e6f2cea4e98",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2024-03-17T08:45:01Z",
    "title_canon_sha256": "fae4ec18f22548df9a6c32c96c5b38f2bb2e1ece4b9d342540f7f127f302f5dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.11141",
    "kind": "arxiv",
    "version": 1
  }
}