Pith Number

pith:X7FXCM7F

pith:2014:X7FXCM7FO6YRTKH57NBANPYQXZ

not attested not anchored not stored refs pending

Semiopen and semiclosed sets in fuzzy soft topological spaces

Juthika Mahanta

arxiv:1403.3622 v1 · 2014-03-12 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7FXCM7FO6YRTKH57NBANPYQXZ}

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	2026-05-18T02:56:19.906359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfcb7133e577b119a8fdfb4206bf10be5f84aba7a07b287464bfca26c956add7

Aliases

arxiv: 1403.3622 · arxiv_version: 1403.3622v1 · doi: 10.48550/arxiv.1403.3622 · pith_short_12: X7FXCM7FO6YR · pith_short_16: X7FXCM7FO6YRTKH5 · pith_short_8: X7FXCM7F

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/X7FXCM7FO6YRTKH57NBANPYQXZ \
  | 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: bfcb7133e577b119a8fdfb4206bf10be5f84aba7a07b287464bfca26c956add7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8da0c9ee5b424cc28d8cf530a86b1ee1ed087e530c0ed52084eab251b82794be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2014-03-12T18:10:21Z",
    "title_canon_sha256": "d6e1d72b9f56b133d3be3b98277a39ccde03d3741575c6ffe951e33bf5643cc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3622",
    "kind": "arxiv",
    "version": 1
  }
}