Pith Number

pith:OKSNIZH3

pith:2026:OKSNIZH3YJBKUSXKF5TLXJ4WUR

not attested not anchored not stored refs pending

Some new results on well-filteredness of $T_0$-spaces

Xiaoquan Xu

arxiv:2606.18796 v1 · 2026-06-17 · 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{OKSNIZH3YJBKUSXKF5TLXJ4WUR}

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	2026-06-19T16:11:47.531254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72a4d464fbc242aa4aea2f66bba796a463def4f34d724d52c0019b8c591d8604

Aliases

arxiv: 2606.18796 · arxiv_version: 2606.18796v1 · doi: 10.48550/arxiv.2606.18796 · pith_short_12: OKSNIZH3YJBK · pith_short_16: OKSNIZH3YJBKUSXK · pith_short_8: OKSNIZH3

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/OKSNIZH3YJBKUSXKF5TLXJ4WUR \
  | 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: 72a4d464fbc242aa4aea2f66bba796a463def4f34d724d52c0019b8c591d8604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d26e9b9daa363cf42c9b9d96df83b74bb03b1ea3a10e380f267ca55751054090",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2026-06-17T08:08:56Z",
    "title_canon_sha256": "d3eef9f457f6d63ffb2d65980105c05626cc97338d6eed5cc99f4eb00f2d1ed0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18796",
    "kind": "arxiv",
    "version": 1
  }
}