Pith Number

pith:QDTD4IM4

pith:2012:QDTD4IM46CPH4XSOIXSECCO5PT

not attested not anchored not stored refs pending

Probabilistic Recovery Guarantees for Sparsely Corrupted Signals

Annina Bracher, Christoph Studer, Graeme Pope

arxiv:1203.6001 v2 · 2012-03-27 · 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{QDTD4IM46CPH4XSOIXSECCO5PT}

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	2026-05-18T03:44:47.196054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80e63e219cf09e7e5e4e45e44109dd7cf9247f9dfde5bfb9f390d3a7830f76c3

Aliases

arxiv: 1203.6001 · arxiv_version: 1203.6001v2 · doi: 10.48550/arxiv.1203.6001 · pith_short_12: QDTD4IM46CPH · pith_short_16: QDTD4IM46CPH4XSO · pith_short_8: QDTD4IM4

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/QDTD4IM46CPH4XSOIXSECCO5PT \
  | 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: 80e63e219cf09e7e5e4e45e44109dd7cf9247f9dfde5bfb9f390d3a7830f76c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0851fa1cd5428d60edc15c3a7bd52e963548e5f314066855f4cee84b9bbc5136",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-03-27T15:35:00Z",
    "title_canon_sha256": "358484d15b20891190d5988227b21382bc7f71406ef41abc30a87fd25d6cdaea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6001",
    "kind": "arxiv",
    "version": 2
  }
}