Pith Number

pith:SAWPUB2K

pith:2023:SAWPUB2KUXKNFMDS4PUSJ2552J

not attested not anchored not stored refs pending

Proximity Operators of Perspective Functions with Nonlinear Scaling

Francisco J. Silva, Luis M. Brice\~no-Arias, Patrick L. Combettes

arxiv:2303.05337 v3 · 2023-03-09 · math.OC

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\usepackage{pith}
\pithnumber{SAWPUB2KUXKNFMDS4PUSJ2552J}

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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.

Cited by

1 paper in Pith

Projection onto cones generated by epigraphs of perspective functions

Receipt and verification

First computed	2026-07-05T08:40:05.914822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

902cfa074aa5d4d2b072e3e924ebbdd25d4db8796e3f2d3dacfb88387ce9212d

Aliases

arxiv: 2303.05337 · arxiv_version: 2303.05337v3 · doi: 10.48550/arxiv.2303.05337 · pith_short_12: SAWPUB2KUXKN · pith_short_16: SAWPUB2KUXKNFMDS · pith_short_8: SAWPUB2K

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/SAWPUB2KUXKNFMDS4PUSJ2552J \
  | 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: 902cfa074aa5d4d2b072e3e924ebbdd25d4db8796e3f2d3dacfb88387ce9212d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "393ce0b97d2ed270df913e63e8450549326e63e8cea08c2c0f7e86d0f8e073e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-03-09T15:32:17Z",
    "title_canon_sha256": "52b61c2e7866072879b947a743bc621ace9516b800e22c3fa6f570cc5c1f16f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.05337",
    "kind": "arxiv",
    "version": 3
  }
}