Pith Number

pith:KA4EPKHQ

pith:2019:KA4EPKHQC5ICMU3KR5KCPIMNK7

not attested not anchored not stored refs pending

Certified Side Channels

Alejandro Cabrera Aldaya, Billy Bob Brumley, Cesar Pereida Garc\'ia, Iaroslav Gridin, Nicola Tuveri, Sohaib ul Hassan

arxiv:1909.01785 v2 · 2019-09-04 · 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{KA4EPKHQC5ICMU3KR5KCPIMNK7}

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	2026-07-05T00:52:06.288127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

503847a8f0175026536a8f5427a18d57e12e790f75e6e3e2c126648fdf7cbbc5

Aliases

arxiv: 1909.01785 · arxiv_version: 1909.01785v2 · doi: 10.48550/arxiv.1909.01785 · pith_short_12: KA4EPKHQC5IC · pith_short_16: KA4EPKHQC5ICMU3K · pith_short_8: KA4EPKHQ

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/KA4EPKHQC5ICMU3KR5KCPIMNK7 \
  | 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: 503847a8f0175026536a8f5427a18d57e12e790f75e6e3e2c126648fdf7cbbc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f21011ce8c9e3d1751fadcb0f07ce2b8cb13197d9adc16bc025f53dfc5a06318",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-09-04T13:27:36Z",
    "title_canon_sha256": "f7a2de637e8deaefa9e1a4d528f469edd1b421eea57ea9643afd2387222cd954"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01785",
    "kind": "arxiv",
    "version": 2
  }
}