Pith Number

pith:S2CYHGJ7

pith:2014:S2CYHGJ7567PLB3OVGUTWJNA24

not attested not anchored not stored refs pending

Bi-level Protected Compressive Sampling

Jiantao Zhou, Kwok-Wo Wong, Leo Yu Zhang, Yushu Zhang

arxiv:1406.1725 v2 · 2014-05-29 · 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{S2CYHGJ7567PLB3OVGUTWJNA24}

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	2026-05-18T00:55:17.865270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

968583993fefbef5876ea9a93b25a0d7177b319ed935dd9e9c4726681bf31783

Aliases

arxiv: 1406.1725 · arxiv_version: 1406.1725v2 · doi: 10.48550/arxiv.1406.1725 · pith_short_12: S2CYHGJ7567P · pith_short_16: S2CYHGJ7567PLB3O · pith_short_8: S2CYHGJ7

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/S2CYHGJ7567PLB3OVGUTWJNA24 \
  | 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: 968583993fefbef5876ea9a93b25a0d7177b319ed935dd9e9c4726681bf31783

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "038f8894f149afdf03f0c05127a016bceb08ef062526dad08bbccb13a8f03760",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-05-29T14:50:41Z",
    "title_canon_sha256": "60f4ec471f09197dd1bd0388d9252267c0afd3ffb7c78e74f8a3e414cfd7ef49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.1725",
    "kind": "arxiv",
    "version": 2
  }
}