Pith Number

pith:D6UEJKNV

pith:2012:D6UEJKNVA3HRBPIRFV6YFZVBAC

not attested not anchored not stored refs pending

Isomorphisms of scattered automatic linear orders

Dietrich Kuske

arxiv:1204.5653 v1 · 2012-04-25 · cs.LO · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D6UEJKNVA3HRBPIRFV6YFZVBAC}

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	2026-05-18T03:57:01.749551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fa844a9b506cf10bd112d7d82e6a100926da38f086de4f1d2a1f5db9c5eedb2

Aliases

arxiv: 1204.5653 · arxiv_version: 1204.5653v1 · doi: 10.48550/arxiv.1204.5653 · pith_short_12: D6UEJKNVA3HR · pith_short_16: D6UEJKNVA3HRBPIR · pith_short_8: D6UEJKNV

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/D6UEJKNVA3HRBPIRFV6YFZVBAC \
  | 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: 1fa844a9b506cf10bd112d7d82e6a100926da38f086de4f1d2a1f5db9c5eedb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "544c41a261921622655e4a3b8fdb1a0a462ea1738ce77ec7a31b3f8fa2a5241b",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-04-25T13:37:30Z",
    "title_canon_sha256": "c4ac43e5148d480d0548721a9f2b9aaa4b94daf8058aeccff6de85d36aff77c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5653",
    "kind": "arxiv",
    "version": 1
  }
}