Pith Number

pith:W3O3FGVS

pith:2013:W3O3FGVSR3KVWX3RNZMTTSIDNC

not attested not anchored not stored refs pending

On the Efficient Gerschgorin Inclusion Usage in the Global Optimization {\alpha}BB Method

Milan Hlad\'ik

arxiv:1307.2786 v1 · 2013-07-10 · 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{W3O3FGVSR3KVWX3RNZMTTSIDNC}

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	2026-05-17T23:45:15.960865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6ddb29ab28ed55b5f716e5939c90368ac18b22a58c1965dc1a8d0a106a54f15

Aliases

arxiv: 1307.2786 · arxiv_version: 1307.2786v1 · doi: 10.48550/arxiv.1307.2786 · pith_short_12: W3O3FGVSR3KV · pith_short_16: W3O3FGVSR3KVWX3R · pith_short_8: W3O3FGVS

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/W3O3FGVSR3KVWX3RNZMTTSIDNC \
  | 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: b6ddb29ab28ed55b5f716e5939c90368ac18b22a58c1965dc1a8d0a106a54f15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46470f4eb7c6930af7496c2f82f36975e1e80a029d7b3c2666b4e1ca73036ae8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-07-10T13:28:57Z",
    "title_canon_sha256": "6a12f36601a46a673adbedf6b3796258d626945eff01ed5f3a8069ad4138f878"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2786",
    "kind": "arxiv",
    "version": 1
  }
}