Pith Number

pith:VAFQFL2L

pith:2014:VAFQFL2LU5JCZFWI377USZZO7H

not attested not anchored not stored refs pending

Sampling and Galerkin reconstruction in reproducing kernel spaces

Cheng cheng, Qiyu Sun, Yingchun Jiang

arxiv:1410.1828 v1 · 2014-10-07 · cs.IT · math.IT · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VAFQFL2LU5JCZFWI377USZZO7H}

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	2026-05-18T02:40:54.656654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a80b02af4ba7522c96c8dfff49672ef9e3b065785bad11c84a9225c15ff2c570

Aliases

arxiv: 1410.1828 · arxiv_version: 1410.1828v1 · doi: 10.48550/arxiv.1410.1828 · pith_short_12: VAFQFL2LU5JC · pith_short_16: VAFQFL2LU5JCZFWI · pith_short_8: VAFQFL2L

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/VAFQFL2LU5JCZFWI377USZZO7H \
  | 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: a80b02af4ba7522c96c8dfff49672ef9e3b065785bad11c84a9225c15ff2c570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "415c89b30b430259b18ee59ad036328f2f2cef0ffd41093bc981d44f3d659f0d",
    "cross_cats_sorted": [
      "math.IT",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-10-07T18:08:25Z",
    "title_canon_sha256": "c8491f41e9936cf79dacc736f0dd6784efc868c39e69744f6f49c1bdab8d29eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1828",
    "kind": "arxiv",
    "version": 1
  }
}