Pith Number

pith:YHTXQFVC

pith:2025:YHTXQFVCAUMJL7DTWHT4A2RET6

not attested not anchored not stored refs pending

Cologic of Closed Covers of Compacta and the Pseudo-Arc

Kentar\^o Yamamoto

arxiv:2510.05591 v2 · 2025-10-07 · 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{YHTXQFVCAUMJL7DTWHT4A2RET6}

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	2026-05-21T01:05:10.357505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1e77816a2051895fc73b1e7c06a249f858eb1b9aed7244fea48083f3fd2c7d1

Aliases

arxiv: 2510.05591 · arxiv_version: 2510.05591v2 · doi: 10.48550/arxiv.2510.05591 · pith_short_12: YHTXQFVCAUMJ · pith_short_16: YHTXQFVCAUMJL7DT · pith_short_8: YHTXQFVC

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/YHTXQFVCAUMJL7DTWHT4A2RET6 \
  | 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: c1e77816a2051895fc73b1e7c06a249f858eb1b9aed7244fea48083f3fd2c7d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cfdf73c9907078c350242bd01d05c30089e766ea6ae0a40e14b989889d32d55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2025-10-07T05:31:31Z",
    "title_canon_sha256": "6d057d9a62864b83f94ac501e0386c44f1fa69084264fd40db65404896b7f2b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.05591",
    "kind": "arxiv",
    "version": 2
  }
}