Pith Number

pith:VXY45BRC

pith:2016:VXY45BRCEKZJSXKGAJFQW777QG

not attested not anchored not stored refs pending

Faster Approximation for Maximum Independent Set on Unit Disk Graph

Sasanka Roy, Subhas C. Nandy, Supantha Pandit

arxiv:1611.03260 v1 · 2016-11-10 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXY45BRCEKZJSXKGAJFQW777QG}

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	2026-05-18T00:59:40.805402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adf1ce862222b2995d46024b0b7fff81814f71c0b1c68a591c1ccbb04edab0a2

Aliases

arxiv: 1611.03260 · arxiv_version: 1611.03260v1 · doi: 10.48550/arxiv.1611.03260 · pith_short_12: VXY45BRCEKZJ · pith_short_16: VXY45BRCEKZJSXKG · pith_short_8: VXY45BRC

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/VXY45BRCEKZJSXKGAJFQW777QG \
  | 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: adf1ce862222b2995d46024b0b7fff81814f71c0b1c68a591c1ccbb04edab0a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d84bf6be4b46b6fe27f6ee6e62661890b415f238c97d809876e85f948e9ef4e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-11-10T11:22:51Z",
    "title_canon_sha256": "9eaf5bb3d31b4cd8eddbbef1169d4c89a78b232abdbd0425a5dd2203d2a10e84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.03260",
    "kind": "arxiv",
    "version": 1
  }
}