Pith Number

pith:DKQ4SB5W

pith:2016:DKQ4SB5WTTQ6CNB7EMMNDGIRTC

not attested not anchored not stored refs pending

Experimental validation of volume-based comparison for double-McCormick relaxations

Emily Speakman, Han Yu, Jon Lee

arxiv:1608.02527 v1 · 2016-08-08 · 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{DKQ4SB5WTTQ6CNB7EMMNDGIRTC}

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	2026-05-18T00:03:00.556746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aa1c907b69ce1e1343f2318d19911988fe5222cdb280703e1ad1c61ee238338

Aliases

arxiv: 1608.02527 · arxiv_version: 1608.02527v1 · doi: 10.48550/arxiv.1608.02527 · pith_short_12: DKQ4SB5WTTQ6 · pith_short_16: DKQ4SB5WTTQ6CNB7 · pith_short_8: DKQ4SB5W

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/DKQ4SB5WTTQ6CNB7EMMNDGIRTC \
  | 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: 1aa1c907b69ce1e1343f2318d19911988fe5222cdb280703e1ad1c61ee238338

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f96494de485d5c57cbb1d1cd560e2d4bbd397e975c44043669f9724c615bd69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-08-08T17:40:27Z",
    "title_canon_sha256": "35d6a9e2e768fd385fbdbcc1870e9712c24ebb9172b382a24614dadda899995d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02527",
    "kind": "arxiv",
    "version": 1
  }
}