Pith Number

pith:6U7RTDKN

pith:2015:6U7RTDKNKEA2SKISRNOR4KDD27

not attested not anchored not stored refs pending

A not metrizable space filled with any n mutually disjoint self-similar spaces

Akihiko Kitada, Shousuke Ohmori, Tomoyuki Yamamoto

arxiv:1502.05109 v1 · 2015-02-18 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6U7RTDKNKEA2SKISRNOR4KDD27}

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	2026-05-18T02:26:52.373361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f53f198d4d5101a929128b5d1e2863d7fad3e3616e2a25c1f6bfa1ea04d9301d

Aliases

arxiv: 1502.05109 · arxiv_version: 1502.05109v1 · doi: 10.48550/arxiv.1502.05109 · pith_short_12: 6U7RTDKNKEA2 · pith_short_16: 6U7RTDKNKEA2SKIS · pith_short_8: 6U7RTDKN

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/6U7RTDKNKEA2SKISRNOR4KDD27 \
  | 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: f53f198d4d5101a929128b5d1e2863d7fad3e3616e2a25c1f6bfa1ea04d9301d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "648bbe3ca660764dc3c90f7b9a48814c067b06449a117151f6d0bdb4a10b7c35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2015-02-18T03:45:01Z",
    "title_canon_sha256": "3e9d6da81efce49eba72f1f537d21ab4ed17a253910e8ebafd3acf42a2478a3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05109",
    "kind": "arxiv",
    "version": 1
  }
}