Pith Number

pith:35O7ZED5

pith:2020:35O7ZED5HPLCMAZ4QOBODAL2JL

not attested not anchored not stored refs pending

Stability of set-valued generalized additive Cauchy functional equation

Choonkil Park, Gang Lu, Yuanfeng Jin

arxiv:2005.12438 v2 · 2020-05-25 · 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{35O7ZED5HPLCMAZ4QOBODAL2JL}

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	2026-07-05T01:41:54.350393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df5dfc907d3bd626033c8382e1817a4ac8b0608387bf1fe0165a909c4903551c

Aliases

arxiv: 2005.12438 · arxiv_version: 2005.12438v2 · doi: 10.48550/arxiv.2005.12438 · pith_short_12: 35O7ZED5HPLC · pith_short_16: 35O7ZED5HPLCMAZ4 · pith_short_8: 35O7ZED5

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/35O7ZED5HPLCMAZ4QOBODAL2JL \
  | 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: df5dfc907d3bd626033c8382e1817a4ac8b0608387bf1fe0165a909c4903551c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93e905553daf7ccddfce37782216c40be623d9101094d70bf37cdb4f7a60f9e7",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2020-05-25T23:22:51Z",
    "title_canon_sha256": "901a68f408b18d5ce870b5d896321a8a9cf566396cf2552e24b77541c688e583"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.12438",
    "kind": "arxiv",
    "version": 2
  }
}