Pith Number

pith:4SS5VP6E

pith:2014:4SS5VP6ETK4P2LW7ZZT42F2MBS

not attested not anchored not stored refs pending

Turbo Compressed Sensing with Partial DFT Sensing Matrix

Junjie Ma, Li Ping, Xiaojun Yuan

arxiv:1408.3904 v2 · 2014-08-18 · 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{4SS5VP6ETK4P2LW7ZZT42F2MBS}

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	2026-05-18T02:43:10.534762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4a5dabfc49ab8fd2edfce67cd174c0c8de00f3d0dc2c07bac3d3a40700848cc

Aliases

arxiv: 1408.3904 · arxiv_version: 1408.3904v2 · doi: 10.48550/arxiv.1408.3904 · pith_short_12: 4SS5VP6ETK4P · pith_short_16: 4SS5VP6ETK4P2LW7 · pith_short_8: 4SS5VP6E

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/4SS5VP6ETK4P2LW7ZZT42F2MBS \
  | 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: e4a5dabfc49ab8fd2edfce67cd174c0c8de00f3d0dc2c07bac3d3a40700848cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6b3575c09e614af9876f67585c704531e106f7f838d4a6508957407ac2b89e4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-08-18T06:46:20Z",
    "title_canon_sha256": "8fe4dfe9616644eef68374b1760a2c1b9a3f5f38960919b73e3e8dd607d52e6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3904",
    "kind": "arxiv",
    "version": 2
  }
}