Pith Number

pith:2SV5LYM5

pith:2018:2SV5LYM5HQPDYAEBZ22IZIH4JK

not attested not anchored not stored refs pending

Geodesic nets with three boundary vertices

Fabian Parsch

arxiv:1803.03728 v3 · 2018-03-10 · math.MG · math.CO · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2SV5LYM5HQPDYAEBZ22IZIH4JK}

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	2026-05-17T23:53:06.660157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4abd5e19d3c1e3c0081ceb48ca0fc4aa369d8c25ca7ca814ba4dfcd796746e4

Aliases

arxiv: 1803.03728 · arxiv_version: 1803.03728v3 · doi: 10.48550/arxiv.1803.03728 · pith_short_12: 2SV5LYM5HQPD · pith_short_16: 2SV5LYM5HQPDYAEB · pith_short_8: 2SV5LYM5

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/2SV5LYM5HQPDYAEBZ22IZIH4JK \
  | 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: d4abd5e19d3c1e3c0081ceb48ca0fc4aa369d8c25ca7ca814ba4dfcd796746e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c62bf636c74da9e4b0581afab181f4af76453b56759760d19d9cca58131e79fc",
    "cross_cats_sorted": [
      "math.CO",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2018-03-10T00:37:06Z",
    "title_canon_sha256": "5d203144d08bef543cfbd719f788aa2e9ead3aa0f4454ac0aef2e25e33f4cafc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03728",
    "kind": "arxiv",
    "version": 3
  }
}