Pith Number

pith:B75SBPUR

pith:2014:B75SBPUR7RFVKVHYL5TVIXGHJV

not attested not anchored not stored refs pending

Modulated Unit-Norm Tight Frames for Compressed Sensing

Cong Ling, Lu Gan, Peng Zhang, Sumei Sun

arxiv:1411.7630 v1 · 2014-11-27 · 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{B75SBPUR7RFVKVHYL5TVIXGHJV}

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	2026-05-18T01:41:58.736343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ffb20be91fc4b5554f85f67545cc74d52fde78da6bf9af9f616f8d054c49eae

Aliases

arxiv: 1411.7630 · arxiv_version: 1411.7630v1 · doi: 10.48550/arxiv.1411.7630 · pith_short_12: B75SBPUR7RFV · pith_short_16: B75SBPUR7RFVKVHY · pith_short_8: B75SBPUR

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/B75SBPUR7RFVKVHYL5TVIXGHJV \
  | 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: 0ffb20be91fc4b5554f85f67545cc74d52fde78da6bf9af9f616f8d054c49eae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a92b1e9eba59ef24b4459bddfd92d2b0ef141a44f455e2190891b5dd267efee8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-11-27T15:46:00Z",
    "title_canon_sha256": "6f5f0184813a454c7a7d86901f255e0372e18e97757def987dc691b1480613cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7630",
    "kind": "arxiv",
    "version": 1
  }
}