Pith Number

pith:T2JGBBFM

pith:2012:T2JGBBFM4NDFT3QI6PZXNV63LT

not attested not anchored not stored refs pending

Performance Analysis of $\ell_1$-synthesis with Coherent Frames

Shidong Li, Tiebin Mi, Yulong Liu

arxiv:1202.2223 v2 · 2012-02-10 · 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{T2JGBBFM4NDFT3QI6PZXNV63LT}

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	2026-05-18T03:12:46.600376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e926084ace34659ee08f3f376d7db5cfbaac8b34b941762cd877379130d75de

Aliases

arxiv: 1202.2223 · arxiv_version: 1202.2223v2 · doi: 10.48550/arxiv.1202.2223 · pith_short_12: T2JGBBFM4NDF · pith_short_16: T2JGBBFM4NDFT3QI · pith_short_8: T2JGBBFM

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/T2JGBBFM4NDFT3QI6PZXNV63LT \
  | 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: 9e926084ace34659ee08f3f376d7db5cfbaac8b34b941762cd877379130d75de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7fcf10ef6b27d0c06b4ef849c697f1223a0ebfc63423d8888ba78ac53cdaac9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-02-10T09:57:04Z",
    "title_canon_sha256": "67249ad6087c7ebfabd3d38fbdc6ccb302310df052b70cd8905ef463b33f6ca6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2223",
    "kind": "arxiv",
    "version": 2
  }
}