Pith Number

pith:UILEJCHY

pith:2025:UILEJCHYU5KFUZMQCVCVK52LW3

not attested not anchored not stored refs pending

On a Simplex Inscribed in a Ball

Mikhail Nevskii

arxiv:2505.15739 v2 · 2025-05-21 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UILEJCHYU5KFUZMQCVCVK52LW3}

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	2026-05-22T01:03:42.740264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2164488f8a7545a6590154555774bb6d06d8e75d9a219d0c0113eac1b63a041

Aliases

arxiv: 2505.15739 · arxiv_version: 2505.15739v2 · doi: 10.48550/arxiv.2505.15739 · pith_short_12: UILEJCHYU5KF · pith_short_16: UILEJCHYU5KFUZMQ · pith_short_8: UILEJCHY

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/UILEJCHYU5KFUZMQCVCVK52LW3 \
  | 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: a2164488f8a7545a6590154555774bb6d06d8e75d9a219d0c0113eac1b63a041

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1bb225f0dd480f1299a38776e6276a818fdecdaa6a390e2a48a81d4c108583b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2025-05-21T16:43:51Z",
    "title_canon_sha256": "37eff70e6bcd0c5069b006a491ae57ca9787f27d9f99b03005a1cfa5247d404d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15739",
    "kind": "arxiv",
    "version": 2
  }
}