Pith Number

pith:H7IR4JQA

pith:2014:H7IR4JQABRSPMAGXPIH3DLWAH5

not attested not anchored not stored refs pending

Capacity-Approaching PhaseCode for Low-Complexity Compressive Phase Retrieval

Kangwook Lee, Kannan Ramchandran, Ramtin Pedarsani

arxiv:1412.5694 v2 · 2014-12-18 · 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{H7IR4JQABRSPMAGXPIH3DLWAH5}

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	2026-05-18T02:26:58.618161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fd11e26000c64f600d77a0fb1aec03f468a405ffd5f00fb9319356c6b8ee9bb

Aliases

arxiv: 1412.5694 · arxiv_version: 1412.5694v2 · doi: 10.48550/arxiv.1412.5694 · pith_short_12: H7IR4JQABRSP · pith_short_16: H7IR4JQABRSPMAGX · pith_short_8: H7IR4JQA

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/H7IR4JQABRSPMAGXPIH3DLWAH5 \
  | 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: 3fd11e26000c64f600d77a0fb1aec03f468a405ffd5f00fb9319356c6b8ee9bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffd5324145c28498c85b7a641bec3520c11c0b0114cebba177a9c064f1216f02",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-12-18T01:21:22Z",
    "title_canon_sha256": "963e8a66e1e80138c59d2595ba7c0f9f67e3bcfacf26bd4b86389be257ac5d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.5694",
    "kind": "arxiv",
    "version": 2
  }
}