Pith Number

pith:F4TLELMU

pith:2023:F4TLELMU6UK5UGKUJIPNEZGYQK

not attested not anchored not stored refs pending

PPU: Design and Implementation of a Pipelined Full Posit Processing Unit

Emanuele Ruffaldi, Federico Rossi, Francesco Urbani, Marco Cococcioni, Sergio Saponara

arxiv:2308.03425 v2 · 2023-08-07 · cs.AR · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4TLELMU6UK5UGKUJIPNEZGYQK}

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	2026-07-05T08:05:00.462571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f26b22d94f515da19544a1ed264d8828c71564baabf418d2251b6d78d6623ad

Aliases

arxiv: 2308.03425 · arxiv_version: 2308.03425v2 · doi: 10.48550/arxiv.2308.03425 · pith_short_12: F4TLELMU6UK5 · pith_short_16: F4TLELMU6UK5UGKU · pith_short_8: F4TLELMU

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/F4TLELMU6UK5UGKUJIPNEZGYQK \
  | 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: 2f26b22d94f515da19544a1ed264d8828c71564baabf418d2251b6d78d6623ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d58610d9cc8a7eccd4fedde116f3f0d5dc291d41b3929a6a398a666435b80654",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2023-08-07T09:20:49Z",
    "title_canon_sha256": "4ac6b57257e93c3288db56a6a83b11415f2f33af3efdfe75d505afe77c2362af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.03425",
    "kind": "arxiv",
    "version": 2
  }
}