Pith Number

pith:YXTZATBR

pith:2026:YXTZATBRANS322VEBYXBRLYJKC

not attested not anchored not stored refs pending

Strip-type operators and abstract Cauchy problems

Nikolaos Roidos

arxiv:2601.19075 v2 · 2026-01-27 · math.FA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YXTZATBRANS322VEBYXBRLYJKC}

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	2026-05-25T02:01:12.690150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5e7904c310365bd6aa40e2e18af0950b52f0f332ca0fb490268d9ebd2b15e12

Aliases

arxiv: 2601.19075 · arxiv_version: 2601.19075v2 · doi: 10.48550/arxiv.2601.19075 · pith_short_12: YXTZATBRANS3 · pith_short_16: YXTZATBRANS322VE · pith_short_8: YXTZATBR

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/YXTZATBRANS322VEBYXBRLYJKC \
  | 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: c5e7904c310365bd6aa40e2e18af0950b52f0f332ca0fb490268d9ebd2b15e12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "737827e0bf2edd6f726b54c063ab6daacea49a4273c0f7b703cfc1d2138671f6",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2026-01-27T01:25:40Z",
    "title_canon_sha256": "740b27368e0e2adbcc2fad45b5ecab92f30c571c8fbe8d357715d538d5b20329"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.19075",
    "kind": "arxiv",
    "version": 2
  }
}