Pith Number

pith:F3MY56MZ

pith:2019:F3MY56MZXLFYCFSIANVDZYQEEI

not attested not anchored not stored refs pending

Page Cache Attacks

Alex Ionescu, Anders Fogh, Ari Trachtenberg, Daniel Gruss, Erik Kraft, Jason Hennessey, Michael Schwarz, Trishita Tiwari

arxiv:1901.01161 v1 · 2019-01-04 · 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{F3MY56MZXLFYCFSIANVDZYQEEI}

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	2026-05-17T23:56:56.860704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ed98ef999bacb811648036a3ce204222925797a56298791918acf48f15b468e

Aliases

arxiv: 1901.01161 · arxiv_version: 1901.01161v1 · doi: 10.48550/arxiv.1901.01161 · pith_short_12: F3MY56MZXLFY · pith_short_16: F3MY56MZXLFYCFSI · pith_short_8: F3MY56MZ

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/F3MY56MZXLFYCFSIANVDZYQEEI \
  | 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: 2ed98ef999bacb811648036a3ce204222925797a56298791918acf48f15b468e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53d9b8fc818e741f82f549ae988258cbbdbbe082d598dacbbfc2454da7d3b9f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-01-04T14:56:30Z",
    "title_canon_sha256": "3ffc7be6d50ac6029cd0b0ebe4b4d0c2ccf118c76900eca41a31e769474496b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01161",
    "kind": "arxiv",
    "version": 1
  }
}