Pith Number

pith:OUPTTVHR

pith:2024:OUPTTVHR72ZT2FWVCOFHSG4ZFE

not attested not anchored not stored refs pending

Shift-invariant spaces, bandlimited spaces and reproducing kernel spaces with shift-invariant kernels on undirected finite graphs

Qiyu Sun, Seok-Young Chung

arxiv:2412.12900 v1 · 2024-12-17 · eess.SP · cs.IT · 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{OUPTTVHR72ZT2FWVCOFHSG4ZFE}

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	2026-07-05T09:50:22.429047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

751f39d4f1feb33d16d5138a791b99290cd9b0695a1beae1a2c5e8711d609857

Aliases

arxiv: 2412.12900 · arxiv_version: 2412.12900v1 · doi: 10.48550/arxiv.2412.12900 · pith_short_12: OUPTTVHR72ZT · pith_short_16: OUPTTVHR72ZT2FWV · pith_short_8: OUPTTVHR

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/OUPTTVHR72ZT2FWVCOFHSG4ZFE \
  | 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: 751f39d4f1feb33d16d5138a791b99290cd9b0695a1beae1a2c5e8711d609857

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8359b52539cba7d46d53861f613083db1dd9dc17924186fd37025a5069b180a2",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2024-12-17T13:23:48Z",
    "title_canon_sha256": "97dcb07234ad8d3db0ca76aa701f19c48b23d09e3fb4ed42b63a1161f03834b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.12900",
    "kind": "arxiv",
    "version": 1
  }
}