Pith Number

pith:UQP2SKQA

pith:2015:UQP2SKQABYSRHCG2C734UARSFJ

not attested not anchored not stored refs pending

Weight-preserving isomorphisms between spaces of continuous functions: The scalar case

Margarita Gary, Marita Ferrer, Salvador Hernandez

arxiv:1502.02635 v1 · 2015-02-09 · math.FA · cs.IT · math.GN · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQP2SKQABYSRHCG2C734UARSFJ}

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	2026-05-18T02:27:41.596791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a41fa92a000e251388da17f7ca02322a6d84eef2658cdb47ace90da41de531bf

Aliases

arxiv: 1502.02635 · arxiv_version: 1502.02635v1 · doi: 10.48550/arxiv.1502.02635 · pith_short_12: UQP2SKQABYSR · pith_short_16: UQP2SKQABYSRHCG2 · pith_short_8: UQP2SKQA

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/UQP2SKQABYSRHCG2C734UARSFJ \
  | 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: a41fa92a000e251388da17f7ca02322a6d84eef2658cdb47ace90da41de531bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4f8b8e114d51e0cdc39322c65c98185d60807f8307a65a003ea6bad1943dce6",
    "cross_cats_sorted": [
      "cs.IT",
      "math.GN",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-02-09T20:01:22Z",
    "title_canon_sha256": "b3948a9388ae3d9dfd2a7fd363e5f88771c4bbff75321e93c9bb92a83d7fd7af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02635",
    "kind": "arxiv",
    "version": 1
  }
}