Pith Number

pith:DLT4CASB

pith:2011:DLT4CASBIGYW75XPJIRG4EVIA7

not attested not anchored not stored refs pending

Recovery of Sparsely Corrupted Signals

Christoph Studer, Graeme Pope, Helmut B\"olcskei, Patrick Kuppinger

arxiv:1102.1621 v4 · 2011-02-08 · 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{DLT4CASBIGYW75XPJIRG4EVIA7}

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	2026-05-18T04:06:55.069136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ae7c1024141b16ff6ef4a226e12a807f997baf6c4cc05e522aaf257ee961c49

Aliases

arxiv: 1102.1621 · arxiv_version: 1102.1621v4 · doi: 10.48550/arxiv.1102.1621 · pith_short_12: DLT4CASBIGYW · pith_short_16: DLT4CASBIGYW75XP · pith_short_8: DLT4CASB

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/DLT4CASBIGYW75XPJIRG4EVIA7 \
  | 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: 1ae7c1024141b16ff6ef4a226e12a807f997baf6c4cc05e522aaf257ee961c49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae4f67f5881662c3d48780db02a9737df58bd3e7fd23d509b5c4d79ee45efd82",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-02-08T15:05:34Z",
    "title_canon_sha256": "fabd5efe9a100ef86f91f573d875219e61e541f51cf438b0db05c956362f09c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1621",
    "kind": "arxiv",
    "version": 4
  }
}