Pith Number

pith:B2VQEBNG

pith:2015:B2VQEBNGZQIGU22QYJ2ZLQYEXD

not attested not anchored not stored refs pending

Distributed Primal-dual Interior-point Methods for Solving Loosely Coupled Problems Using Message Passing

Anders Hansson, Martin S. Andersen, Sina Khoshfetrat Pakazad

arxiv:1502.06384 v2 · 2015-02-23 · 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{B2VQEBNGZQIGU22QYJ2ZLQYEXD}

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	2026-05-18T01:37:44.412374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eab0205a6cc106a6b50c27595c304b8c605f0e336fa1d229d3f0deaac596e3c

Aliases

arxiv: 1502.06384 · arxiv_version: 1502.06384v2 · doi: 10.48550/arxiv.1502.06384 · pith_short_12: B2VQEBNGZQIG · pith_short_16: B2VQEBNGZQIGU22Q · pith_short_8: B2VQEBNG

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/B2VQEBNGZQIGU22QYJ2ZLQYEXD \
  | 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: 0eab0205a6cc106a6b50c27595c304b8c605f0e336fa1d229d3f0deaac596e3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "772a0743aa65129497db2a5e2285922cc9533f13de89c1894005e1a29159a67a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-02-23T11:00:05Z",
    "title_canon_sha256": "4ad8c55bc6e159dd00d682e593bac25e022beb4d712b17412f9d2b62b94abe79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06384",
    "kind": "arxiv",
    "version": 2
  }
}