Pith Number

pith:CSFXLVJE

pith:2015:CSFXLVJEOYN5AHZJAADJUGMI4X

not attested not anchored not stored refs pending

A tame Cantor set

Philipp Hieronymi

arxiv:1507.03201 v2 · 2015-07-12 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CSFXLVJEOYN5AHZJAADJUGMI4X}

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	2026-05-18T01:15:52.740808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

148b75d524761bd01f2900069a1988e5d2948d29626285d89f71896edb068750

Aliases

arxiv: 1507.03201 · arxiv_version: 1507.03201v2 · doi: 10.48550/arxiv.1507.03201 · pith_short_12: CSFXLVJEOYN5 · pith_short_16: CSFXLVJEOYN5AHZJ · pith_short_8: CSFXLVJE

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/CSFXLVJEOYN5AHZJAADJUGMI4X \
  | 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: 148b75d524761bd01f2900069a1988e5d2948d29626285d89f71896edb068750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e0329db9de557d4713a4e20775187e116cc09d90ed64c7bec68f076cad9b1af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-07-12T07:50:43Z",
    "title_canon_sha256": "63620323206893a3935169e6f06eaa16d497d04e4a015c1a1d3fc5ca14c61fca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03201",
    "kind": "arxiv",
    "version": 2
  }
}