Pith Number

pith:OMF5PO7D

pith:2017:OMF5PO7DLNMQMF6IQ44R6S4IC3

not attested not anchored not stored refs pending

On Convex Programming Relaxations for the Permanent

Damian Straszak, Nisheeth K. Vishnoi

arxiv:1701.01419 v1 · 2017-01-05 · cs.DS · cs.DM · 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{OMF5PO7DLNMQMF6IQ44R6S4IC3}

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	2026-05-18T00:53:19.716887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

730bd7bbe35b590617c887391f4b8816d45f7273cd4fcd95591d65f43a55eabb

Aliases

arxiv: 1701.01419 · arxiv_version: 1701.01419v1 · doi: 10.48550/arxiv.1701.01419 · pith_short_12: OMF5PO7DLNMQ · pith_short_16: OMF5PO7DLNMQMF6I · pith_short_8: OMF5PO7D

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/OMF5PO7DLNMQMF6IQ44R6S4IC3 \
  | 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: 730bd7bbe35b590617c887391f4b8816d45f7273cd4fcd95591d65f43a55eabb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0f827dfeff5aab7b5007b5730db1b1726718abb6aee410419ef467d713c06cf",
    "cross_cats_sorted": [
      "cs.DM",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-01-05T18:43:17Z",
    "title_canon_sha256": "cdc3cf990c210c44dd2de61ed1954ad9c023b0dafda7545df0936bd38c2542ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01419",
    "kind": "arxiv",
    "version": 1
  }
}