Pith Number

pith:AOUUYF6R

pith:2015:AOUUYF6R4S6LK55TFO25EGNB3Q

not attested not anchored not stored refs pending

Characterization of ultradifferentiable test functions defined by weight matrices in terms of their Fourier transform

Gerhard Schindl

arxiv:1502.07387 v3 · 2015-02-25 · 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{AOUUYF6R4S6LK55TFO25EGNB3Q}

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	2026-05-18T00:31:56.312029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03a94c17d1e4bcb577b32bb5d219a1dc3e52b47a3b4dcc87ad6d7dabac5eb71d

Aliases

arxiv: 1502.07387 · arxiv_version: 1502.07387v3 · doi: 10.48550/arxiv.1502.07387 · pith_short_12: AOUUYF6R4S6L · pith_short_16: AOUUYF6R4S6LK55T · pith_short_8: AOUUYF6R

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/AOUUYF6R4S6LK55TFO25EGNB3Q \
  | 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: 03a94c17d1e4bcb577b32bb5d219a1dc3e52b47a3b4dcc87ad6d7dabac5eb71d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92fa72eed6d58ac8cbfd69bec25156e4d313f8b6e7c53f23c3e0fbc3b2a5fc42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-02-25T22:25:26Z",
    "title_canon_sha256": "6c47cde0a52a05c2b8535587f43e9c7273730c03aa69ae2e4675d65e5b625703"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07387",
    "kind": "arxiv",
    "version": 3
  }
}