Pith Number

pith:GNEQZBHE

pith:2014:GNEQZBHEJDGZMOGRCK2NLBQWWP

not attested not anchored not stored refs pending

On optimal approximability results for computing the strong metric dimension

Bhaskar DasGupta, Nasim Mobasheri

arxiv:1408.1390 v2 · 2014-08-06 · cs.CC · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNEQZBHEJDGZMOGRCK2NLBQWWP}

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	2026-05-18T00:07:55.939518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33490c84e448cd9638d112b4d58616b3ccea9c679638897227fcbc1df6445486

Aliases

arxiv: 1408.1390 · arxiv_version: 1408.1390v2 · doi: 10.48550/arxiv.1408.1390 · pith_short_12: GNEQZBHEJDGZ · pith_short_16: GNEQZBHEJDGZMOGR · pith_short_8: GNEQZBHE

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/GNEQZBHEJDGZMOGRCK2NLBQWWP \
  | 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: 33490c84e448cd9638d112b4d58616b3ccea9c679638897227fcbc1df6445486

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "688a304b809e1fc3faed7c1418637254f975f3fa31821d2a0fb4cd9eb87df981",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2014-08-06T19:59:56Z",
    "title_canon_sha256": "a8598e4e770db515d30345229966c499b59000a522be75b27224fa3f69f7651d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1390",
    "kind": "arxiv",
    "version": 2
  }
}