Pith Number

pith:P5YHLBDW

pith:2017:P5YHLBDWYNTZ5B3SL7O4BOAYOJ

not attested not anchored not stored refs pending

Compressions of the Shift on the Bidisk and their Numerical Ranges

Kelly Bickel, Pamela Gorkin

arxiv:1702.05204 v1 · 2017-02-17 · math.CV · 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{P5YHLBDWYNTZ5B3SL7O4BOAYOJ}

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	2026-05-18T00:50:34.498110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f70758476c3679e87725fddc0b818724d26cae8e1c89ff585cdbaacc2104018

Aliases

arxiv: 1702.05204 · arxiv_version: 1702.05204v1 · doi: 10.48550/arxiv.1702.05204 · pith_short_12: P5YHLBDWYNTZ · pith_short_16: P5YHLBDWYNTZ5B3S · pith_short_8: P5YHLBDW

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/P5YHLBDWYNTZ5B3SL7O4BOAYOJ \
  | 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: 7f70758476c3679e87725fddc0b818724d26cae8e1c89ff585cdbaacc2104018

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "155c461c3fceec7e58759f850bd5bfea25b79ce93841e4107a87664c91a49171",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-02-17T01:46:12Z",
    "title_canon_sha256": "5226823c6d09553e20b0404f35eaf2834c7ad90dbd4294ccbc3820512b672091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05204",
    "kind": "arxiv",
    "version": 1
  }
}