Pith Number

pith:KSTX7XMV

pith:2011:KSTX7XMVI4PP7FNO2XCSVQOGV4

not attested not anchored not stored refs pending

Sparse Random Approximation and Lossy Compression

M. Andrecut

arxiv:1105.4936 v1 · 2011-05-25 · physics.data-an · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSTX7XMVI4PP7FNO2XCSVQOGV4}

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	2026-05-18T04:21:21.055354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54a77fdd95471eff95aed5c52ac1c6af38ccfa9659862bb56910647eb46d8507

Aliases

arxiv: 1105.4936 · arxiv_version: 1105.4936v1 · doi: 10.48550/arxiv.1105.4936 · pith_short_12: KSTX7XMVI4PP · pith_short_16: KSTX7XMVI4PP7FNO · pith_short_8: KSTX7XMV

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/KSTX7XMVI4PP7FNO2XCSVQOGV4 \
  | 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: 54a77fdd95471eff95aed5c52ac1c6af38ccfa9659862bb56910647eb46d8507

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9daa19aa3257597c1f24d36d212be7acde3f822a0f4c3c0854061a5ed4cfee5e",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2011-05-25T05:01:58Z",
    "title_canon_sha256": "7ff56ef2b8b7c2a25d3c0990c1127b0c020fb025b2ffccdb519963f6bcf3652b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4936",
    "kind": "arxiv",
    "version": 1
  }
}