Pith Number

pith:USYVGFLI

pith:2025:USYVGFLIECBFZP4JEVDDRNH7HB

not attested not anchored not stored refs pending

Area Comparison of CHERIoT and PMP in Ibex

Andreas Kurth, John Thomson, Marno van der Maas, Pirmin Vogel, Samuel Riedel

arxiv:2505.08541 v1 · 2025-05-13 · cs.AR · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{USYVGFLIECBFZP4JEVDDRNH7HB}

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	2026-07-05T11:02:32.243192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4b153156820825cbf89254638b4ff3875e8b0b1d9a7ae2a8b524998d8247d32

Aliases

arxiv: 2505.08541 · arxiv_version: 2505.08541v1 · doi: 10.48550/arxiv.2505.08541 · pith_short_12: USYVGFLIECBF · pith_short_16: USYVGFLIECBFZP4J · pith_short_8: USYVGFLI

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/USYVGFLIECBFZP4JEVDDRNH7HB \
  | 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: a4b153156820825cbf89254638b4ff3875e8b0b1d9a7ae2a8b524998d8247d32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b3c5e3f6ada99c6cf56917d1d79cc57499229c64e8f332492391ca428038c8",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2025-05-13T13:12:30Z",
    "title_canon_sha256": "fd7471861e289f0e8ebe44fc297c968b0e01d09037402db0e07cdce8a4c62a06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.08541",
    "kind": "arxiv",
    "version": 1
  }
}