Pith Number

pith:S4PBDXKT

pith:2012:S4PBDXKT67YPRC2ABKQIMPNLHM

not attested not anchored not stored refs pending

Recovery from Linear Measurements with Complexity-Matching Universal Signal Estimation

Dror Baron, Junan Zhu, Marco F. Duarte

arxiv:1204.2611 v3 · 2012-04-12 · 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{S4PBDXKT67YPRC2ABKQIMPNLHM}

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	2026-05-18T02:30:47.972344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

971e11dd53f7f0f88b400aa0863dab3b39b9ebb82471c0c1747d6eaeee8b1910

Aliases

arxiv: 1204.2611 · arxiv_version: 1204.2611v3 · doi: 10.48550/arxiv.1204.2611 · pith_short_12: S4PBDXKT67YP · pith_short_16: S4PBDXKT67YPRC2A · pith_short_8: S4PBDXKT

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/S4PBDXKT67YPRC2ABKQIMPNLHM \
  | 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: 971e11dd53f7f0f88b400aa0863dab3b39b9ebb82471c0c1747d6eaeee8b1910

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be4e343c4546833c0966efd007c49a95e1a6b3f03f5cb269d41891f598a24cd4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-04-12T04:00:13Z",
    "title_canon_sha256": "865b22c10257c3f112823388e8295159e1ba184b4b3ebdf0b71f823c9108217b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2611",
    "kind": "arxiv",
    "version": 3
  }
}