Pith Number

pith:DLGE7PPF

pith:2019:DLGE7PPFM6S7E7SFE3XDK6PT63

not attested not anchored not stored refs pending

Generalized hyperbolicity for linear operators

B. Gollobit, E. Pujals, P. Cirilo

arxiv:1907.01146 v2 · 2019-07-02 · math.DS · 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{DLGE7PPFM6S7E7SFE3XDK6PT63}

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	2026-05-17T23:39:29.959278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1acc4fbde567a5f27e4526ee3579f3f6f1eb227415a97cda7fc4600f16c8bd87

Aliases

arxiv: 1907.01146 · arxiv_version: 1907.01146v2 · doi: 10.48550/arxiv.1907.01146 · pith_short_12: DLGE7PPFM6S7 · pith_short_16: DLGE7PPFM6S7E7SF · pith_short_8: DLGE7PPF

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/DLGE7PPFM6S7E7SFE3XDK6PT63 \
  | 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: 1acc4fbde567a5f27e4526ee3579f3f6f1eb227415a97cda7fc4600f16c8bd87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8de0a90a889103396165cbe64ee9073426b17e555243f8f5d48060c4ecf4e887",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-07-02T03:30:46Z",
    "title_canon_sha256": "f3402fe307f899bf4ed6e7cdd3ac24c014446977a6d628337b4f044ff25d349f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01146",
    "kind": "arxiv",
    "version": 2
  }
}