Pith Number

pith:37RFFOLG

pith:2017:37RFFOLGWZMDGBEX23MYYRMO62

not attested not anchored not stored refs pending

Analytic operator Lipschitz functions in the disk and a trace formula for functions of contractions

H. Neidhardt, M.M. Malamud, V.V. Peller

arxiv:1705.07225 v1 · 2017-05-19 · math.FA · math.CA · math.CV · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37RFFOLGWZMDGBEX23MYYRMO62}

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	2026-05-18T00:44:06.289033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfe252b966b658330497d6d98c458ef68279a2e2f41e036e8fe72c4a94b52b39

Aliases

arxiv: 1705.07225 · arxiv_version: 1705.07225v1 · doi: 10.48550/arxiv.1705.07225 · pith_short_12: 37RFFOLGWZMD · pith_short_16: 37RFFOLGWZMDGBEX · pith_short_8: 37RFFOLG

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/37RFFOLGWZMDGBEX23MYYRMO62 \
  | 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: dfe252b966b658330497d6d98c458ef68279a2e2f41e036e8fe72c4a94b52b39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7006e0d8b48829d30af582005255716f1efc2ac9049db4b718d4ee7af4dd64e",
    "cross_cats_sorted": [
      "math.CA",
      "math.CV",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-05-19T23:49:48Z",
    "title_canon_sha256": "e0e893bbf44541074556ec86a924d5845064fe7a76f7f02939028926fd2fe7b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07225",
    "kind": "arxiv",
    "version": 1
  }
}