Pith Number

pith:F77DY4M6

pith:2013:F77DY4M62MIQHAU2VPF7WZRBH3

not attested not anchored not stored refs pending

Two-Part Reconstruction in Compressed Sensing

Deanna Needell, Dror Baron, Yanting Ma

arxiv:1306.5776 v2 · 2013-06-24 · 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{F77DY4M62MIQHAU2VPF7WZRBH3}

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	2026-05-18T03:13:35.536591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ffe3c719ed31103829aabcbfb66213ed641eef346dca4db7bf2e197c61cbeef

Aliases

arxiv: 1306.5776 · arxiv_version: 1306.5776v2 · doi: 10.48550/arxiv.1306.5776 · pith_short_12: F77DY4M62MIQ · pith_short_16: F77DY4M62MIQHAU2 · pith_short_8: F77DY4M6

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/F77DY4M62MIQHAU2VPF7WZRBH3 \
  | 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: 2ffe3c719ed31103829aabcbfb66213ed641eef346dca4db7bf2e197c61cbeef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d9fcbde0884da4815725df1f3f486beffd36eb3e3e115b6ccb13d0dcd990cf0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-06-24T20:42:27Z",
    "title_canon_sha256": "797aa74ea0cd8fa7d1e15c5d3fc9219f2d7c68a4cffc7019ee0c95079ba5d9d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.5776",
    "kind": "arxiv",
    "version": 2
  }
}