Pith Number

pith:6NHE5SFM

pith:2013:6NHE5SFM4K55DAPODAFFPXRK2I

not attested not anchored not stored refs pending

Optimization With Parity Constraints: From Binary Codes to Discrete Integration

Ashish Sabharwal, Bart Selman, Carla P. Gomes, Stefano Ermon

arxiv:1309.6827 v1 · 2013-09-26 · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NHE5SFM4K55DAPODAFFPXRK2I}

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	2026-05-18T03:12:10.288554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f34e4ec8ace2bbd181ee180a57de2ad21884c272fbfa6e7ad5d6520804610bfe

Aliases

arxiv: 1309.6827 · arxiv_version: 1309.6827v1 · doi: 10.48550/arxiv.1309.6827 · pith_short_12: 6NHE5SFM4K55 · pith_short_16: 6NHE5SFM4K55DAPO · pith_short_8: 6NHE5SFM

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/6NHE5SFM4K55DAPODAFFPXRK2I \
  | 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: f34e4ec8ace2bbd181ee180a57de2ad21884c272fbfa6e7ad5d6520804610bfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ff6d944d56f5db96c771ad9a44ce5e8f3bbc9a26c6cb98c18262515aa203371",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-09-26T12:37:33Z",
    "title_canon_sha256": "f921b6a33432503dc6a5fb41115f5a9dfdb9ed04e6892127970a6877264ff5ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6827",
    "kind": "arxiv",
    "version": 1
  }
}