Pith Number

pith:OCOECN22

pith:2007:OCOECN22PQWEN3AXFSNBMT7KBR

not attested not anchored not stored refs pending

Conjugates of characteristic Sturmian words generated by morphisms

Amy Glen

arxiv:0708.4387 v1 · 2007-08-31 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OCOECN22PQWEN3AXFSNBMT7KBR}

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	2026-07-04T17:23:15.756819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

709c41375a7c2c46ec172c9a164fea0c6acf0581e1305024d778bd75fb92cf5e

Aliases

arxiv: 0708.4387 · arxiv_version: 0708.4387v1 · doi: 10.48550/arxiv.0708.4387 · pith_short_12: OCOECN22PQWE · pith_short_16: OCOECN22PQWEN3AX · pith_short_8: OCOECN22

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/OCOECN22PQWEN3AXFSNBMT7KBR \
  | 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: 709c41375a7c2c46ec172c9a164fea0c6acf0581e1305024d778bd75fb92cf5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1072d991571634402c74281bb72b510e0a33facbf1fb221a32b6905fdeda36d9",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2007-08-31T16:26:57Z",
    "title_canon_sha256": "ed223d83ca333d74077c32f7c27ff3f5c0a5c98ae5f2acebac6e3c0c7c9d0db3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.4387",
    "kind": "arxiv",
    "version": 1
  }
}