Pith Number

pith:EVFATLZH

pith:2018:EVFATLZH56X4IYU55DWGZNKWXP

not attested not anchored not stored refs pending

Higher rank graphs, k-subshifts and k-automata

B. Steinberg, R. Exel

arxiv:1809.04932 v1 · 2018-09-13 · math.OA · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EVFATLZH56X4IYU55DWGZNKWXP}

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	2026-05-18T00:05:47.053132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

254a09af27efafc4629de8ec6cb556bbe63af196cc6f81daf60407992a94d846

Aliases

arxiv: 1809.04932 · arxiv_version: 1809.04932v1 · doi: 10.48550/arxiv.1809.04932 · pith_short_12: EVFATLZH56X4 · pith_short_16: EVFATLZH56X4IYU5 · pith_short_8: EVFATLZH

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/EVFATLZH56X4IYU55DWGZNKWXP \
  | 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: 254a09af27efafc4629de8ec6cb556bbe63af196cc6f81daf60407992a94d846

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8672f79532c62678683c8b8fec8b2cac485490eb9541a8d07662c5b6920d3513",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2018-09-13T13:18:28Z",
    "title_canon_sha256": "1588f5e8b8993b2f2b7044c821e97d919b90271f3e15e0c61e24474220cef8f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04932",
    "kind": "arxiv",
    "version": 1
  }
}