Pith Number

pith:5ZPZ4PON

pith:2019:5ZPZ4PONW3F6P4TJGJT5DTIXDH

not attested not anchored not stored refs pending

Identifying Research Challenges in Post Quantum Cryptography Migration and Cryptographic Agility

Christopher Peikert, David Ott, other workshop participants

arxiv:1909.07353 v1 · 2019-09-16 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZPZ4PONW3F6P4TJGJT5DTIXDH}

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.

Cited by

1 paper in Pith

Toward Quantum-Safe Software Engineering: A Vision for Post-Quantum Cryptography Migration

Receipt and verification

First computed	2026-07-05T00:04:55.218374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee5f9e3dcdb6cbe7f2693267d1cd1719d0def772ecc1ae7d310a5cf768243c98

Aliases

arxiv: 1909.07353 · arxiv_version: 1909.07353v1 · doi: 10.48550/arxiv.1909.07353 · pith_short_12: 5ZPZ4PONW3F6 · pith_short_16: 5ZPZ4PONW3F6P4TJ · pith_short_8: 5ZPZ4PON

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/5ZPZ4PONW3F6P4TJGJT5DTIXDH \
  | 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: ee5f9e3dcdb6cbe7f2693267d1cd1719d0def772ecc1ae7d310a5cf768243c98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aebd6d83545c5f7c656923a126e6af303238be5e53d2ead3869cc4c77613d192",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2019-09-16T17:38:14Z",
    "title_canon_sha256": "c8e47e9feaa58723863a5a8c7e8a43b7a95b93b70e0aff80c7e2d0014b4667a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.07353",
    "kind": "arxiv",
    "version": 1
  }
}