Pith Number

pith:R2SOMMNO

pith:2016:R2SOMMNOZKPORRV5ADIFCVKV6Q

not attested not anchored not stored refs pending

Proximal minimization in CAT$(\kappa)$ spaces

Adriana Nicolae, Rafa Esp\'inola

arxiv:1607.03660 v2 · 2016-07-13 · 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{R2SOMMNOZKPORRV5ADIFCVKV6Q}

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	2026-05-18T00:56:04.180124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ea4e631aeca9ee8c6bd00d0515555f41994a8221e0d40e558669b0ac709516b

Aliases

arxiv: 1607.03660 · arxiv_version: 1607.03660v2 · doi: 10.48550/arxiv.1607.03660 · pith_short_12: R2SOMMNOZKPO · pith_short_16: R2SOMMNOZKPORRV5 · pith_short_8: R2SOMMNO

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/R2SOMMNOZKPORRV5ADIFCVKV6Q \
  | 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: 8ea4e631aeca9ee8c6bd00d0515555f41994a8221e0d40e558669b0ac709516b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e25de721407d35fbbd3480f8547084d27b08d352efbc79f23788eec81879027",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-07-13T09:52:21Z",
    "title_canon_sha256": "98810dfae2c47560212177bbd0739d946ae80fd62fa2e08605375fe48a0f91b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.03660",
    "kind": "arxiv",
    "version": 2
  }
}