Pith Number

pith:NMAAGNJE

pith:1992:NMAAGNJEP6JJQDGYGPLQM2GRW6

not attested not anchored not stored refs pending

On Uniform Homeomorphisms of the Unit Spheres of Certain Banach Lattices

Fouad Chaatit

arxiv:math/9207208 v1 · 1992-07-21 · 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{NMAAGNJEP6JJQDGYGPLQM2GRW6}

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	2026-05-18T01:05:52.730024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b000335247f92980cd833d70668d1b7a6272fec9463ce3240d9cb6a6f42c542

Aliases

arxiv: math/9207208 · arxiv_version: math/9207208v1 · doi: 10.48550/arxiv.math/9207208 · pith_short_12: NMAAGNJEP6JJ · pith_short_16: NMAAGNJEP6JJQDGY · pith_short_8: NMAAGNJE

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/NMAAGNJEP6JJQDGYGPLQM2GRW6 \
  | 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: 6b000335247f92980cd833d70668d1b7a6272fec9463ce3240d9cb6a6f42c542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1771311152a60e32b38744a2dc150e7c83d987709fc37dda125220f51500365c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "1992-07-21T18:55:45Z",
    "title_canon_sha256": "8ace6d4d7c7056035f7a0066313a36ea8fe9791c0e244c180efec7944386fea6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9207208",
    "kind": "arxiv",
    "version": 1
  }
}