Pith Number

pith:RFHRVHOH

pith:2010:RFHRVHOH74PYV6R7F2ZSZ6A5MZ

not attested not anchored not stored refs pending

Extension of the $\nu$-metric: the $H^\infty$ case

Amol J. Sasane, Joseph A. Ball

arxiv:1010.1843 v1 · 2010-10-09 · math.OC · math.CV · math.FA · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFHRVHOH74PYV6R7F2ZSZ6A5MZ}

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	2026-05-18T04:39:30.239959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

894f1a9dc7ff1f8afa3f2eb32cf81d667a91a19599822884f12be14fca2a39f8

Aliases

arxiv: 1010.1843 · arxiv_version: 1010.1843v1 · doi: 10.48550/arxiv.1010.1843 · pith_short_12: RFHRVHOH74PY · pith_short_16: RFHRVHOH74PYV6R7 · pith_short_8: RFHRVHOH

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/RFHRVHOH74PYV6R7F2ZSZ6A5MZ \
  | 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: 894f1a9dc7ff1f8afa3f2eb32cf81d667a91a19599822884f12be14fca2a39f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9de2f17952ae6b90e659b26431da1b45f408c916ea095453fd1309fb851343db",
    "cross_cats_sorted": [
      "math.CV",
      "math.FA",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2010-10-09T13:04:36Z",
    "title_canon_sha256": "0641142ec35e7d48f63d253d656bca1edf945f99523e4801eaa0a46abadf2abd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1843",
    "kind": "arxiv",
    "version": 1
  }
}