Pith Number

pith:7WAQNS32

pith:2019:7WAQNS32HG2BGLLKXZ5HQPLOWC

not attested not anchored not stored refs pending

Generic Properties of Geodesic Flows on Analytic Hypersurfaces of Euclidean Space

Andrew Clarke

arxiv:1908.04662 v3 · 2019-08-13 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WAQNS32HG2BGLLKXZ5HQPLOWC}

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	2026-07-05T04:56:08.626985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd8106cb7a39b4132d6abe7a783d6eb0a490daf71c5fa5bad13599e6df9b5cdb

Aliases

arxiv: 1908.04662 · arxiv_version: 1908.04662v3 · doi: 10.48550/arxiv.1908.04662 · pith_short_12: 7WAQNS32HG2B · pith_short_16: 7WAQNS32HG2BGLLK · pith_short_8: 7WAQNS32

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/7WAQNS32HG2BGLLKXZ5HQPLOWC \
  | 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: fd8106cb7a39b4132d6abe7a783d6eb0a490daf71c5fa5bad13599e6df9b5cdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9d3e541d9266ad3c2aa84ae07ef99d45bebcafd540972a5366b24f8148fdc34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-08-13T14:31:20Z",
    "title_canon_sha256": "9ba44983448d3058ddaf282914a7761832380c446ec134e32b1eb14bbd7c2da6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04662",
    "kind": "arxiv",
    "version": 3
  }
}