Pith Number

pith:RHPQRW4D

pith:2015:RHPQRW4DFJFVLO24GMQGK26E45

not attested not anchored not stored refs pending

Positive representations of $C_0(X)$. I

Frejanne Ruoff, Marcel de Jeu

arxiv:1504.06820 v2 · 2015-04-26 · math.FA · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHPQRW4DFJFVLO24GMQGK26E45}

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	2026-05-18T01:02:05.168266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89df08db832a4b55bb5c3320656bc4e76d5080ba5c5606bf360f0a563e5286ea

Aliases

arxiv: 1504.06820 · arxiv_version: 1504.06820v2 · doi: 10.48550/arxiv.1504.06820 · pith_short_12: RHPQRW4DFJFV · pith_short_16: RHPQRW4DFJFVLO24 · pith_short_8: RHPQRW4D

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/RHPQRW4DFJFVLO24GMQGK26E45 \
  | 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: 89df08db832a4b55bb5c3320656bc4e76d5080ba5c5606bf360f0a563e5286ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41af7c693f5fbc04a5544a31b6fd300ade0ce1ba3cac25d456c4dfda03281416",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-04-26T13:35:24Z",
    "title_canon_sha256": "a79432a5071e0616d98b3e1d099b0cfdd7170c60db2c14f684f1a1bef6cdef61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06820",
    "kind": "arxiv",
    "version": 2
  }
}