Pith Number

pith:664HHE6V

pith:2019:664HHE6VP63VYJAWNZPHMY6S4L

not attested not anchored not stored refs pending

Rigidity of diagonally embedded triangle groups

Jean-Philippe Burelle

arxiv:1906.03120 v1 · 2019-06-07 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{664HHE6VP63VYJAWNZPHMY6S4L}

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	2026-05-17T23:43:54.924092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7b87393d57fb75c24166e5e7663d2e2cb1970a5098a78e7182a9f190e8d9ea5

Aliases

arxiv: 1906.03120 · arxiv_version: 1906.03120v1 · doi: 10.48550/arxiv.1906.03120 · pith_short_12: 664HHE6VP63V · pith_short_16: 664HHE6VP63VYJAW · pith_short_8: 664HHE6V

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/664HHE6VP63VYJAWNZPHMY6S4L \
  | 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: f7b87393d57fb75c24166e5e7663d2e2cb1970a5098a78e7182a9f190e8d9ea5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36004e8d65eb3000079037b9cab8fddfd4f6baf3e11fabf712a2b263251fe1c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-06-07T14:18:50Z",
    "title_canon_sha256": "1c06ad50bcac1db8dec67df7df89caafb914a9411d5596dbce226c9c0eae61c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03120",
    "kind": "arxiv",
    "version": 1
  }
}