Pith Number

pith:BCCW6XZA

pith:2018:BCCW6XZAP5N7UNABTIXYDIDVJ7

not attested not anchored not stored refs pending

Bounded linear operators in PN-spaces

Delavar Varasteh Tafti, Mahdi Azhini

arxiv:1807.02767 v1 · 2018-07-08 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCCW6XZAP5N7UNABTIXYDIDVJ7}

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	2026-05-18T00:11:13.770523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08856f5f207f5bfa34019a2f81a0754fe5c6342031f00cefe2716e648a398502

Aliases

arxiv: 1807.02767 · arxiv_version: 1807.02767v1 · doi: 10.48550/arxiv.1807.02767 · pith_short_12: BCCW6XZAP5N7 · pith_short_16: BCCW6XZAP5N7UNAB · pith_short_8: BCCW6XZA

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/BCCW6XZAP5N7UNABTIXYDIDVJ7 \
  | 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: 08856f5f207f5bfa34019a2f81a0754fe5c6342031f00cefe2716e648a398502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ffcec585bbc18cf36d174fd7cdec2c8a99465f043cc5165041407381bb73edb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-07-08T06:49:21Z",
    "title_canon_sha256": "63bd83be5a3669a118bb47b409d67d8d8e2c0a1f56bec5f17ea2cf257bd7fd39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02767",
    "kind": "arxiv",
    "version": 1
  }
}