Pith Number

pith:H4K2MPU6

pith:2019:H4K2MPU6XXXM2QAAR6FYIERQE3

not attested not anchored not stored refs pending

Asymptotically Moebius maps and rigidity for the hyperbolic plane

Alessio Savini

arxiv:1906.10563 v1 · 2019-06-25 · 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{H4K2MPU6XXXM2QAAR6FYIERQE3}

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	2026-05-17T23:42:15.961045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f15a63e9ebdeecd40008f8b84123026da948486259ea2a63bfabf00e7a47b70

Aliases

arxiv: 1906.10563 · arxiv_version: 1906.10563v1 · doi: 10.48550/arxiv.1906.10563 · pith_short_12: H4K2MPU6XXXM · pith_short_16: H4K2MPU6XXXM2QAA · pith_short_8: H4K2MPU6

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/H4K2MPU6XXXM2QAAR6FYIERQE3 \
  | 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: 3f15a63e9ebdeecd40008f8b84123026da948486259ea2a63bfabf00e7a47b70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "193582e4809e192058241b1586f7d2c3b28ce1b2e8408c05c7d8088ff42c6483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-06-25T14:30:28Z",
    "title_canon_sha256": "d7261ad92dab1e36026b97757bf6cdd9b220bf39fea0166f0fea4eb984bb0f88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10563",
    "kind": "arxiv",
    "version": 1
  }
}