Pith Number

pith:BITXMZ5A

pith:2022:BITXMZ5ADTR4BBWF7NSFASFQLN

not attested not anchored not stored refs pending

A circumcentered-reflection method for finding common fixed points of firmly nonexpansive operators

Alfredo N. Iusem, Luiz-Rafael Santos, Reza Arefidamghani, Roger Behling

arxiv:2203.02410 v1 · 2022-03-04 · 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{BITXMZ5ADTR4BBWF7NSFASFQLN}

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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

Generalized Composed Alternating Relaxed Projection Algorithm for Two-Set Feasibility Problem

Receipt and verification

First computed	2026-07-05T04:02:10.447405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a277667a01ce3c086c5fb645048b05b49d4994102d94b3b6a5e0f9aed88dd31

Aliases

arxiv: 2203.02410 · arxiv_version: 2203.02410v1 · doi: 10.48550/arxiv.2203.02410 · pith_short_12: BITXMZ5ADTR4 · pith_short_16: BITXMZ5ADTR4BBWF · pith_short_8: BITXMZ5A

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/BITXMZ5ADTR4BBWF7NSFASFQLN \
  | 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: 0a277667a01ce3c086c5fb645048b05b49d4994102d94b3b6a5e0f9aed88dd31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be612dc047f06b2a66d6f302a3c623e16316d2dcbc0b1ac903e9b050633ed1ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-03-04T16:24:00Z",
    "title_canon_sha256": "6ef3cbfef79fb954e8174e4095f1838f3ced06b1f8115c05549e6ba8972acee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.02410",
    "kind": "arxiv",
    "version": 1
  }
}