Pith Number

pith:DM2BH6FC

pith:2016:DM2BH6FCHU2UCTHQNCWCI62HJ5

not attested not anchored not stored refs pending

Weak$^*$ Fixed Point Property in $\ell_1$ and Polyhedrality in Lindenstrauss Spaces

Emanuele Casini, Enrico Miglierina, {\L}ukasz Piasecki, Roxana Popescu

arxiv:1604.07587 v4 · 2016-04-26 · 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{DM2BH6FCHU2UCTHQNCWCI62HJ5}

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	2026-05-18T01:00:12.408434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b3413f8a23d35414cf068ac247b474f7d0e519ab70b5a22d3a3d09c729d7284

Aliases

arxiv: 1604.07587 · arxiv_version: 1604.07587v4 · doi: 10.48550/arxiv.1604.07587 · pith_short_12: DM2BH6FCHU2U · pith_short_16: DM2BH6FCHU2UCTHQ · pith_short_8: DM2BH6FC

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/DM2BH6FCHU2UCTHQNCWCI62HJ5 \
  | 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: 1b3413f8a23d35414cf068ac247b474f7d0e519ab70b5a22d3a3d09c729d7284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0247887f74ae5cfd1c1570796e093265c82f5fc45f3eff6d68768037551a1373",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-04-26T09:42:03Z",
    "title_canon_sha256": "c9aa546fd1aa2b4374759dbce2752c08b38c27fa9075799c9d9912f1d59d5b26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07587",
    "kind": "arxiv",
    "version": 4
  }
}