Pith Number

pith:7TNTMOIH

pith:2019:7TNTMOIHCL2TBWNQW3N7F45JWJ

not attested not anchored not stored refs pending

A switched server system semi-conjugate to a minimal interval exchange

Benito Pires, Filipe Fernandes

arxiv:1903.00806 v1 · 2019-03-03 · 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{7TNTMOIHCL2TBWNQW3N7F45JWJ}

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	2026-05-17T23:52:13.191465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcdb36390712f530d9b0b6dbf2f3a9b27275c25973d98766cf6212b4ced61be8

Aliases

arxiv: 1903.00806 · arxiv_version: 1903.00806v1 · doi: 10.48550/arxiv.1903.00806 · pith_short_12: 7TNTMOIHCL2T · pith_short_16: 7TNTMOIHCL2TBWNQ · pith_short_8: 7TNTMOIH

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/7TNTMOIHCL2TBWNQW3N7F45JWJ \
  | 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: fcdb36390712f530d9b0b6dbf2f3a9b27275c25973d98766cf6212b4ced61be8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e6d9db21e60659364229a9ac241b8a59a6768f1a02ef2e1ea7fe673689786ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-03-03T01:59:41Z",
    "title_canon_sha256": "312863c70ca58ffc52f83d20975334050770d72edf6520e58dedeaf7d1691563"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00806",
    "kind": "arxiv",
    "version": 1
  }
}