Pith Number

pith:AALYFVIH

pith:2017:AALYFVIH4RQUDSV2PENQAJLVKW

not attested not anchored not stored refs pending

Sparse Randomized Kaczmarz for Support Recovery of Jointly Sparse Corrupted Multiple Measurement Vectors

Anna Ma, Chenxi Huang, Deanna Needell, Jing Qin, Natalie Durgin, Rachel Grotheer, Shuang Li

arxiv:1711.02743 v3 · 2017-11-07 · eess.SP · cs.DS · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AALYFVIH4RQUDSV2PENQAJLVKW}

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	2026-05-18T00:13:15.561803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

001782d507e46141caba791b00257555b1cd09de8da3ac3c64990db5a3495b0c

Aliases

arxiv: 1711.02743 · arxiv_version: 1711.02743v3 · doi: 10.48550/arxiv.1711.02743 · pith_short_12: AALYFVIH4RQU · pith_short_16: AALYFVIH4RQUDSV2 · pith_short_8: AALYFVIH

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/AALYFVIH4RQUDSV2PENQAJLVKW \
  | 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: 001782d507e46141caba791b00257555b1cd09de8da3ac3c64990db5a3495b0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "240b6039c77e332b0c5baae95d2d8f514a0ced67f1c4fa921493da2e49927f7b",
    "cross_cats_sorted": [
      "cs.DS",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2017-11-07T21:54:43Z",
    "title_canon_sha256": "380580979ffe5bd75a4a16e85aa654f22b83b9ecc454b0c07f02f3d45d85bf12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02743",
    "kind": "arxiv",
    "version": 3
  }
}