Pith Number

pith:VC72ERTE

pith:2012:VC72ERTED4D6ICSYWR5W3BAAWQ

not attested not anchored not stored refs pending

Principal Component Pursuit with Reduced Linear Measurements

Arvind Ganesh, John Wright, Kerui Min, Yi Ma

arxiv:1202.6445 v1 · 2012-02-29 · 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{VC72ERTED4D6ICSYWR5W3BAAWQ}

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	2026-05-18T04:01:12.568220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8bfa246641f07e40a58b47b6d8400b413e97b6a6fadafa6f2f6f55892c8804b

Aliases

arxiv: 1202.6445 · arxiv_version: 1202.6445v1 · doi: 10.48550/arxiv.1202.6445 · pith_short_12: VC72ERTED4D6 · pith_short_16: VC72ERTED4D6ICSY · pith_short_8: VC72ERTE

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/VC72ERTED4D6ICSYWR5W3BAAWQ \
  | 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: a8bfa246641f07e40a58b47b6d8400b413e97b6a6fadafa6f2f6f55892c8804b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f955eb4b54ddd367f1b797820ce398d10efc9d289b78089ea853083130114b3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-29T05:23:33Z",
    "title_canon_sha256": "ef00addf1a81d813d70d908443029206f47496437cc0306b858c8cf8dcd787f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6445",
    "kind": "arxiv",
    "version": 1
  }
}