Pith Number

pith:L5UTODAA

pith:2013:L5UTODAAYRXWDZFDDDXCEZHVGR

not attested not anchored not stored refs pending

Towards a better compressed sensing

Mihailo Stojnic

arxiv:1306.3801 v2 · 2013-06-17 · cs.IT · math.IT · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5UTODAAYRXWDZFDDDXCEZHVGR}

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	2026-05-18T01:36:48.466253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f69370c00c46f61e4a318ee2264f5345a3e376f8d45155295545737c18997de

Aliases

arxiv: 1306.3801 · arxiv_version: 1306.3801v2 · doi: 10.48550/arxiv.1306.3801 · pith_short_12: L5UTODAAYRXW · pith_short_16: L5UTODAAYRXWDZFD · pith_short_8: L5UTODAA

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/L5UTODAAYRXWDZFDDDXCEZHVGR \
  | 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: 5f69370c00c46f61e4a318ee2264f5345a3e376f8d45155295545737c18997de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1304fb909d7bb2dbe7baec41bfe693d817079c676729914a2d4c5efb02b333c",
    "cross_cats_sorted": [
      "math.IT",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-06-17T10:31:58Z",
    "title_canon_sha256": "af1b14a777054fd2b15dfb5d1e66e0a518ad774c7bc41d81d12dd3fe547a338e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3801",
    "kind": "arxiv",
    "version": 2
  }
}