Pith Number

pith:TRGSIL6A

pith:2016:TRGSIL6ATLBELSD5IXGSUUTA5O

not attested not anchored not stored refs pending

A Noise-Robust Method with Smoothed \ell_1/\ell_2 Regularization for Sparse Moving-Source Mapping

Barbara Nicolas, Benoit Oudompheng, J\'er\^ome I. Mars, Mai Quyen Pham

arxiv:1604.03450 v1 · 2016-04-01 · physics.data-an · 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{TRGSIL6ATLBELSD5IXGSUUTA5O}

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	2026-05-18T01:17:13.514097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c4d242fc09ac245c87d45cd2a5260ebaf02c40edc3b7586825c2ae5d977769f

Aliases

arxiv: 1604.03450 · arxiv_version: 1604.03450v1 · doi: 10.48550/arxiv.1604.03450 · pith_short_12: TRGSIL6ATLBE · pith_short_16: TRGSIL6ATLBELSD5 · pith_short_8: TRGSIL6A

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/TRGSIL6ATLBELSD5IXGSUUTA5O \
  | 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: 9c4d242fc09ac245c87d45cd2a5260ebaf02c40edc3b7586825c2ae5d977769f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc4c03888578a72e9ec370abf89725665a5f5f31491bbe3b8d283c156e1255ec",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2016-04-01T14:17:21Z",
    "title_canon_sha256": "f7b45e21bbf40ed8e945b6a8d8bd58690ec866ccdcd3957bc1baa2a9456db6db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03450",
    "kind": "arxiv",
    "version": 1
  }
}