Pith Number

pith:P7B7ANIR

pith:2019:P7B7ANIRYKDXYZ4OG6MW55VPBJ

not attested not anchored not stored refs pending

Graver Bases via Quantum Annealing with Application to Non-Linear Integer Programs

Hedayat Alghassi, Raouf Dridi, Sridhar Tayur

arxiv:1902.04215 v1 · 2019-02-12 · quant-ph · cs.DM · cs.ET · math.CO · 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{P7B7ANIRYKDXYZ4OG6MW55VPBJ}

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	2026-05-17T23:54:12.818145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fc3f03511c2877c678e37996ef6af0a68760c4148ac5679a2b5919f88fa24c5

Aliases

arxiv: 1902.04215 · arxiv_version: 1902.04215v1 · doi: 10.48550/arxiv.1902.04215 · pith_short_12: P7B7ANIRYKDX · pith_short_16: P7B7ANIRYKDXYZ4O · pith_short_8: P7B7ANIR

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/P7B7ANIRYKDXYZ4OG6MW55VPBJ \
  | 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: 7fc3f03511c2877c678e37996ef6af0a68760c4148ac5679a2b5919f88fa24c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7e2e663d800a19f63ef43fc1227288d4ea452ce540f6858b3c30f409595b4d0",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.ET",
      "math.CO",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-12T02:08:43Z",
    "title_canon_sha256": "70e37b9844bc6534cf0a985bbc5d954fa83745fc9726ae9eb829b64ee1d03079"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04215",
    "kind": "arxiv",
    "version": 1
  }
}