Pith Number

pith:MYZMNECM

pith:2016:MYZMNECMJJ4TK5OORO33H6XXZZ

not attested not anchored not stored refs pending

A new projection method for finding the closest point in the intersection of convex sets

Francisco J. Arag\'on Artacho, Rub\'en Campoy

arxiv:1605.07421 v3 · 2016-05-24 · 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{MYZMNECMJJ4TK5OORO33H6XXZZ}

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	2026-05-18T00:36:04.004578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6632c6904c4a793575ce8bb7b3faf7ce78e636df1eedbe636306100d3ffa1410

Aliases

arxiv: 1605.07421 · arxiv_version: 1605.07421v3 · doi: 10.48550/arxiv.1605.07421 · pith_short_12: MYZMNECMJJ4T · pith_short_16: MYZMNECMJJ4TK5OO · pith_short_8: MYZMNECM

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/MYZMNECMJJ4TK5OORO33H6XXZZ \
  | 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: 6632c6904c4a793575ce8bb7b3faf7ce78e636df1eedbe636306100d3ffa1410

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00540094ade098c71446bd5934e42374d6fa88391c1347b7629a34017e768cca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-05-24T12:39:46Z",
    "title_canon_sha256": "ceed9bb0c989b085ac9e2e6f3879b599c1567b93405df808801227449fa17b24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07421",
    "kind": "arxiv",
    "version": 3
  }
}