Pith Number

pith:6GZPU5WQ

pith:2013:6GZPU5WQ72VN3SRZG6FVDL4W7U

not attested not anchored not stored refs pending

Transparent Checkpoint-Restart for Hardware-Accelerated 3D Graphics

Gene Cooperman, Rohan Garg, Samaneh Kazemi Nafchi

arxiv:1312.6650 v2 · 2013-12-23 · cs.OS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6GZPU5WQ72VN3SRZG6FVDL4W7U}

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	2026-05-18T03:00:14.371655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1b2fa76d0feaaddca39378b51af96fd021da095148dab27f8ff876b5a8d6c8b

Aliases

arxiv: 1312.6650 · arxiv_version: 1312.6650v2 · doi: 10.48550/arxiv.1312.6650 · pith_short_12: 6GZPU5WQ72VN · pith_short_16: 6GZPU5WQ72VN3SRZ · pith_short_8: 6GZPU5WQ

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/6GZPU5WQ72VN3SRZG6FVDL4W7U \
  | 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: f1b2fa76d0feaaddca39378b51af96fd021da095148dab27f8ff876b5a8d6c8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a8f3b8312a755a1a6583390123f98a4d061e5ad8585200f2c19764354d79cfa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OS",
    "submitted_at": "2013-12-23T19:19:40Z",
    "title_canon_sha256": "cc7a2fd7648a92ca086b9dd22b8c823af8bb44e4b0cd229e30a3fc18bca714c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6650",
    "kind": "arxiv",
    "version": 2
  }
}