Pith Number

pith:7TZO7NXX

pith:2017:7TZO7NXX7T3SLEMDOQ62DM4YMK

not attested not anchored not stored refs pending

Measures of weak non-compactness in spaces of nuclear operators

Jan Hamhalter, Ond\v{r}ej F.K. Kalenda

arxiv:1711.08906 v1 · 2017-11-24 · 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{7TZO7NXX7T3SLEMDOQ62DM4YMK}

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	2026-05-17T23:47:12.787567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf2efb6f7fcf7259183743da1b3986291b93724e034469e765c4474bcf90528

Aliases

arxiv: 1711.08906 · arxiv_version: 1711.08906v1 · doi: 10.48550/arxiv.1711.08906 · pith_short_12: 7TZO7NXX7T3S · pith_short_16: 7TZO7NXX7T3SLEMD · pith_short_8: 7TZO7NXX

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/7TZO7NXX7T3SLEMDOQ62DM4YMK \
  | 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: fcf2efb6f7fcf7259183743da1b3986291b93724e034469e765c4474bcf90528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "408731fcae8fe8e3f334b9ea9026fda2d1ae9bb5afc2d67fd4d1a8d2c5d81270",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-11-24T10:01:05Z",
    "title_canon_sha256": "0efcdfb1f9034ce52a4fee391656d50c22b7a4af2e9dcd7305e849b4a6ac1369"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08906",
    "kind": "arxiv",
    "version": 1
  }
}