Pith Number

pith:PUN4SJPP

pith:2016:PUN4SJPPGVQOYR7HSF2E7NXGNJ

not attested not anchored not stored refs pending

Hyperbolic type distances in starlike domains

Riku Kl\'en

arxiv:1603.00590 v1 · 2016-03-02 · 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{PUN4SJPPGVQOYR7HSF2E7NXGNJ}

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	2026-05-18T00:38:11.590179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d1bc925ef3560ec47e791744fb6e66a5179040c99efe37b61e7230da40b7ace

Aliases

arxiv: 1603.00590 · arxiv_version: 1603.00590v1 · doi: 10.48550/arxiv.1603.00590 · pith_short_12: PUN4SJPPGVQO · pith_short_16: PUN4SJPPGVQOYR7H · pith_short_8: PUN4SJPP

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/PUN4SJPPGVQOYR7HSF2E7NXGNJ \
  | 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: 7d1bc925ef3560ec47e791744fb6e66a5179040c99efe37b61e7230da40b7ace

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb6003c43e70d2c76a86514184c63773acff2efb357c4dc75b4f31a3329a0523",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2016-03-02T06:29:24Z",
    "title_canon_sha256": "91ae68e11dc41d443a47881a344c920265fb6f46144b196324814b9dd24fab30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00590",
    "kind": "arxiv",
    "version": 1
  }
}