Pith Number

pith:MRIUJXHB

pith:2016:MRIUJXHBETEGBNEDGGR7F7OUB3

not attested not anchored not stored refs pending

Convex variational methods for multiclass data segmentation on graphs

Egil Bae, Ekaterina Merkurjev

arxiv:1605.01443 v4 · 2016-05-04 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRIUJXHBETEGBNEDGGR7F7OUB3}

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	2026-05-18T00:50:40.242010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

645144dce124c860b48331a3f2fdd40ed5dbfbc02da781882c7586ed81f2c5c5

Aliases

arxiv: 1605.01443 · arxiv_version: 1605.01443v4 · doi: 10.48550/arxiv.1605.01443 · pith_short_12: MRIUJXHBETEG · pith_short_16: MRIUJXHBETEGBNED · pith_short_8: MRIUJXHB

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/MRIUJXHBETEGBNEDGGR7F7OUB3 \
  | 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: 645144dce124c860b48331a3f2fdd40ed5dbfbc02da781882c7586ed81f2c5c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abb31746cb8fe40a9175c5cebdf4a751348d31f2b323151eb4acbf69bf9d02c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-05-04T21:50:34Z",
    "title_canon_sha256": "f919e05356f94b40acf0fb276df0492cbc8032ea0e156a394884bc93d4132dcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01443",
    "kind": "arxiv",
    "version": 4
  }
}