Pith Number

pith:BIZEFNQD

pith:2018:BIZEFNQDEPW5NRPCJKO44XLML2

not attested not anchored not stored refs pending

Characterization and Approximation of Strong General Dual Feasible Functions

Jiawei Wang, Matthias K\"oppe

arxiv:1801.03591 v1 · 2018-01-11 · 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{BIZEFNQDEPW5NRPCJKO44XLML2}

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	2026-05-17T23:59:27.921576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a3242b60323edd6c5e24a9dce5d6c5e9e00c0e804ac887d561300f5dd4385b3

Aliases

arxiv: 1801.03591 · arxiv_version: 1801.03591v1 · doi: 10.48550/arxiv.1801.03591 · pith_short_12: BIZEFNQDEPW5 · pith_short_16: BIZEFNQDEPW5NRPC · pith_short_8: BIZEFNQD

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/BIZEFNQDEPW5NRPCJKO44XLML2 \
  | 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: 0a3242b60323edd6c5e24a9dce5d6c5e9e00c0e804ac887d561300f5dd4385b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a71ceadc13089188782950437e06b98268ef3853a89220748305428fcfca65b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-01-11T00:01:44Z",
    "title_canon_sha256": "a42e9c565da2e2c77c06cf0d9bc31e521b82bb7750a195114fa334825e18bd1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03591",
    "kind": "arxiv",
    "version": 1
  }
}