Pith Number

pith:R7KFEHVI

pith:2020:R7KFEHVIPYHPN5ZTCMPTGEOA4N

not attested not anchored not stored refs pending

Vortex: OpenCL Compatible RISC-V GPGPU

Blaise Tine, Da Eun Shim, Ethan Lyons, Euna Kim, Fares Elsabbagh, Hyesoon Kim, Lingjun Zhu, Priyadarshini Roshan, Sung Kyu Lim

arxiv:2002.12151 v1 · 2020-02-27 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R7KFEHVIPYHPN5ZTCMPTGEOA4N}

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	2026-07-05T00:44:20.973312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fd4521ea87e0ef6f733131f3311c0e3768e1a4832d962b9d4e57ee9a2a81fc0

Aliases

arxiv: 2002.12151 · arxiv_version: 2002.12151v1 · doi: 10.48550/arxiv.2002.12151 · pith_short_12: R7KFEHVIPYHP · pith_short_16: R7KFEHVIPYHPN5ZT · pith_short_8: R7KFEHVI

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/R7KFEHVIPYHPN5ZTCMPTGEOA4N \
  | 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: 8fd4521ea87e0ef6f733131f3311c0e3768e1a4832d962b9d4e57ee9a2a81fc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6a82e8ed6addae6f397a4086263283b22f1f1195e89aed818d1c44f661f471c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2020-02-27T15:01:11Z",
    "title_canon_sha256": "8a64491067ea21b019a50a5995757cf4e76be6d71c802cce9a21d770f60a1154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12151",
    "kind": "arxiv",
    "version": 1
  }
}