Pith Number

pith:JHG52NLS

pith:2012:JHG52NLS6SQHUJQRLSZPZP57DI

not attested not anchored not stored refs pending

The non-linear geometry of Banach spaces after Nigel Kalton

Gilles Godefroy, Gilles Lancien, Vaclav Zizler

arxiv:1207.2958 v1 · 2012-07-12 · 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{JHG52NLS6SQHUJQRLSZPZP57DI}

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	2026-05-18T03:51:13.393533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49cddd3572f4a07a26115cb2fcbfbf1a3ed60b6376d24ae94816522924a00047

Aliases

arxiv: 1207.2958 · arxiv_version: 1207.2958v1 · doi: 10.48550/arxiv.1207.2958 · pith_short_12: JHG52NLS6SQH · pith_short_16: JHG52NLS6SQHUJQR · pith_short_8: JHG52NLS

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/JHG52NLS6SQHUJQRLSZPZP57DI \
  | 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: 49cddd3572f4a07a26115cb2fcbfbf1a3ed60b6376d24ae94816522924a00047

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97b171d62dcf220c4f119fe57095ce7e16589280e73e74000be7c2cc6eceeec5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-07-12T13:42:18Z",
    "title_canon_sha256": "6b143a3215edb53e61e923e45c2725d4c0b524896f60f58b538fda2ff1204191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2958",
    "kind": "arxiv",
    "version": 1
  }
}