Pith Number

pith:3OBUISFJ

pith:2017:3OBUISFJ2HCKIVJK6VE34FHQDG

not attested not anchored not stored refs pending

Newton-Kantorovich-Vietoris method

Alexander Gasnikov

arxiv:1710.07200 v1 · 2017-10-12 · math.FA · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3OBUISFJ2HCKIVJK6VE34FHQDG}

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	2026-05-18T00:32:26.627120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db834448a9d1c4a4552af549be14f01985f771ff0c81a82e30f2e531c45cebfd

Aliases

arxiv: 1710.07200 · arxiv_version: 1710.07200v1 · doi: 10.48550/arxiv.1710.07200 · pith_short_12: 3OBUISFJ2HCK · pith_short_16: 3OBUISFJ2HCKIVJK · pith_short_8: 3OBUISFJ

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/3OBUISFJ2HCKIVJK6VE34FHQDG \
  | 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: db834448a9d1c4a4552af549be14f01985f771ff0c81a82e30f2e531c45cebfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d870f7fa40da128726a8aaa906a17303ec36249253f6cca8edb2c0c2d579aa59",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-10-12T15:38:13Z",
    "title_canon_sha256": "ed60019aded3ed03c68d09fcacc7c9c46c1eb8ac02b182b42497816ba4b9d1e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07200",
    "kind": "arxiv",
    "version": 1
  }
}