Pith Number

pith:YAIUUNWQ

pith:2015:YAIUUNWQ6GYGFNOHS44DZ47EPH

not attested not anchored not stored refs pending

MAGMA: Multi-level accelerated gradient mirror descent algorithm for large-scale convex composite minimization

Panos Parpas, Stefanos Zafeiriou, Vahan Hovhannisyan

arxiv:1509.05715 v3 · 2015-09-18 · math.OC · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YAIUUNWQ6GYGFNOHS44DZ47EPH}

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	2026-05-18T01:11:05.143686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0114a36d0f1b062b5c797383cf3e479d82defe26cf240828d9268a514d2601c

Aliases

arxiv: 1509.05715 · arxiv_version: 1509.05715v3 · doi: 10.48550/arxiv.1509.05715 · pith_short_12: YAIUUNWQ6GYG · pith_short_16: YAIUUNWQ6GYGFNOH · pith_short_8: YAIUUNWQ

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/YAIUUNWQ6GYGFNOHS44DZ47EPH \
  | 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: c0114a36d0f1b062b5c797383cf3e479d82defe26cf240828d9268a514d2601c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2770b2ce48130ac05a0d2ffb56903c5e7fe4102b4e347bb1651b470334e380",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-09-18T17:25:16Z",
    "title_canon_sha256": "4d433808dc70b8bbb9303ea78ee6d377df04b791408468048f308d6e518daf21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05715",
    "kind": "arxiv",
    "version": 3
  }
}