Pith Number

pith:O2YR7V3E

pith:2017:O2YR7V3EG7HDZN6UXMMAWL2U42

not attested not anchored not stored refs pending

Isometric dilations and von Neumann inequality for a class of tuples in the polydisc

B. Krishna Das, Jaydeb Sarkar, Kalpesh J. Haria, Sibaprasad Barik

arxiv:1710.07624 v2 · 2017-10-20 · math.FA · math.CV · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2YR7V3EG7HDZN6UXMMAWL2U42}

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	2026-05-18T00:08:15.869873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76b11fd76437ce3cb7d4bb180b2f54e6bb71fca99c0ac1228f4366f9fb386f07

Aliases

arxiv: 1710.07624 · arxiv_version: 1710.07624v2 · doi: 10.48550/arxiv.1710.07624 · pith_short_12: O2YR7V3EG7HD · pith_short_16: O2YR7V3EG7HDZN6U · pith_short_8: O2YR7V3E

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/O2YR7V3EG7HDZN6UXMMAWL2U42 \
  | 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: 76b11fd76437ce3cb7d4bb180b2f54e6bb71fca99c0ac1228f4366f9fb386f07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a42f5f9dc0f54d5235b31445f3950b61ee1b6859c4449f5a7d8e30b1b39bea0",
    "cross_cats_sorted": [
      "math.CV",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-10-20T17:46:11Z",
    "title_canon_sha256": "6fc5e812713736026daef149ab9b8953843039c9c9137cc88de8114a03f6d1ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07624",
    "kind": "arxiv",
    "version": 2
  }
}