Pith Number

pith:IUSJQ46W

pith:1995:IUSJQ46W3R2XQECWLFHWWQNFE5

not attested not anchored not stored refs pending

A uniformly convex hereditarily indecomposable Banach space

Valentin Ferenczi

arxiv:math/9501215 v1 · 1995-01-27 · 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{IUSJQ46W3R2XQECWLFHWWQNFE5}

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	2026-05-18T01:05:50.651144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45249873d6dc75781056594f6b41a5276701880dc00e5306baa8ceed4dcef300

Aliases

arxiv: math/9501215 · arxiv_version: math/9501215v1 · doi: 10.48550/arxiv.math/9501215 · pith_short_12: IUSJQ46W3R2X · pith_short_16: IUSJQ46W3R2XQECW · pith_short_8: IUSJQ46W

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/IUSJQ46W3R2XQECWLFHWWQNFE5 \
  | 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: 45249873d6dc75781056594f6b41a5276701880dc00e5306baa8ceed4dcef300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "031aed943922738930235b77882167b5483d31d22fa5c71fdd49557ae0f8f1af",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "1995-01-27T17:25:16Z",
    "title_canon_sha256": "498c8b3b07985fc7ed8df9dcab9463df59438dd4071a4d1999258eda3528efb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9501215",
    "kind": "arxiv",
    "version": 1
  }
}