Pith Number

pith:CJTK7KOA

pith:2015:CJTK7KOACP2LQLGOGC2UBDOZRP

not attested not anchored not stored refs pending

On differential uniformity of maps that may hide an algebraic trapdoor

Marco Calderini, Massimiliano Sala

arxiv:1501.04188 v2 · 2015-01-17 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CJTK7KOACP2LQLGOGC2UBDOZRP}

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	2026-05-18T01:22:50.829172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1266afa9c013f4b82cce30b5408dd98bd9c33d7961217823c219d2ebe9adbf40

Aliases

arxiv: 1501.04188 · arxiv_version: 1501.04188v2 · doi: 10.48550/arxiv.1501.04188 · pith_short_12: CJTK7KOACP2L · pith_short_16: CJTK7KOACP2LQLGO · pith_short_8: CJTK7KOA

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/CJTK7KOACP2LQLGOGC2UBDOZRP \
  | 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: 1266afa9c013f4b82cce30b5408dd98bd9c33d7961217823c219d2ebe9adbf40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7660f91b2a1a6e5da86c73f363949b183d8625cbbf010340ea6c3804df56d90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2015-01-17T11:03:21Z",
    "title_canon_sha256": "98e5f584e8e3ec7581492616458c17eb4e3d4cd524c600be3292a19d3314fb2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04188",
    "kind": "arxiv",
    "version": 2
  }
}