Pith Number

pith:P34TZPRP

pith:2016:P34TZPRPEPI3SXYYY62JFD3P6J

not attested not anchored not stored refs pending

A Primal-Dual Homotopy Algorithm for $\ell_{1}$-Minimization with $\ell_{\infty}$-Constraints

Andreas M. Tillmann, Christoph Brauer, Dirk A. Lorenz

arxiv:1610.10022 v1 · 2016-10-31 · math.OC · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P34TZPRPEPI3SXYYY62JFD3P6J}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:00:46.715715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ef93cbe2f23d1b95f18c7b4928f6ff249a3b245a554775f1574fbc2c2c875b8

Aliases

arxiv: 1610.10022 · arxiv_version: 1610.10022v1 · doi: 10.48550/arxiv.1610.10022 · pith_short_12: P34TZPRPEPI3 · pith_short_16: P34TZPRPEPI3SXYY · pith_short_8: P34TZPRP

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/P34TZPRPEPI3SXYYY62JFD3P6J \
  | 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: 7ef93cbe2f23d1b95f18c7b4928f6ff249a3b245a554775f1574fbc2c2c875b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5955e34d95087b0e9cccf31f8947d6caa7caa0e870a4989278c02f032ce00133",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-10-31T17:15:23Z",
    "title_canon_sha256": "b10b87e3d1ce1db16ea17db077af35a1aab2a35016a4765fa7fbe1f8695647e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.10022",
    "kind": "arxiv",
    "version": 1
  }
}