Pith Number

pith:PTWXJEGC

pith:2018:PTWXJEGCFMELXZAU43KAEWKMRY

not attested not anchored not stored refs pending

Some Berezin number inequalities for operator matrices

Mojtaba Bakherad

arxiv:1805.01015 v1 · 2018-05-02 · math.FA · 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{PTWXJEGCFMELXZAU43KAEWKMRY}

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	2026-05-18T00:16:52.861067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ced7490c22b08bbe414e6d402594c8e04012acddb77bb49e5e99b02140c6a7b

Aliases

arxiv: 1805.01015 · arxiv_version: 1805.01015v1 · doi: 10.48550/arxiv.1805.01015 · pith_short_12: PTWXJEGCFMEL · pith_short_16: PTWXJEGCFMELXZAU · pith_short_8: PTWXJEGC

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/PTWXJEGCFMELXZAU43KAEWKMRY \
  | 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: 7ced7490c22b08bbe414e6d402594c8e04012acddb77bb49e5e99b02140c6a7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de144d58c2bda1c3ea987a234f6dad258e84a4833008955efbde9e8368fe7ea3",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-05-02T20:53:58Z",
    "title_canon_sha256": "9bc855416c5ec79faa4761f6881e253e5342a2a6da190f21c27fddafbb1267c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01015",
    "kind": "arxiv",
    "version": 1
  }
}