Pith Number

pith:VKGOIVYB

pith:2017:VKGOIVYBIOUYXETPJDUYR5VZK7

not attested not anchored not stored refs pending

Boundedness of singular integrals on the flag Hardy spaces on Heisenberg group

Guorong Hu, Ji Li

arxiv:1702.07201 v1 · 2017-02-23 · 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{VKGOIVYBIOUYXETPJDUYR5VZK7}

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	2026-05-18T00:50:07.868291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa8ce4570143a98b926f48e988f6b957dd229ce9b9c371d24dfbfb1bba8b6bf5

Aliases

arxiv: 1702.07201 · arxiv_version: 1702.07201v1 · doi: 10.48550/arxiv.1702.07201 · pith_short_12: VKGOIVYBIOUY · pith_short_16: VKGOIVYBIOUYXETP · pith_short_8: VKGOIVYB

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/VKGOIVYBIOUYXETPJDUYR5VZK7 \
  | 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: aa8ce4570143a98b926f48e988f6b957dd229ce9b9c371d24dfbfb1bba8b6bf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c0e712596c77fab9ec8a3a853f68f1b68aa7c98e302644f70810196ad326669",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-02-23T13:04:05Z",
    "title_canon_sha256": "d2be4e04df58a541bbf4bad2139d0c805d1120e345514d448e368c87d4b59fcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07201",
    "kind": "arxiv",
    "version": 1
  }
}