Pith Number

pith:YY2IH5VF

pith:2014:YY2IH5VFUKDLOO4BFZQF4UYU4L

not attested not anchored not stored refs pending

Some Banach spaces added by a Cohen real

Mirna D\v{z}amonja

arxiv:1409.8172 v3 · 2014-09-29 · 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{YY2IH5VFUKDLOO4BFZQF4UYU4L}

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	2026-05-18T02:16:20.843825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c63483f6a5a286b73b812e605e5314e2f5b8c25fb0b0576a17793f156dffc9b9

Aliases

arxiv: 1409.8172 · arxiv_version: 1409.8172v3 · doi: 10.48550/arxiv.1409.8172 · pith_short_12: YY2IH5VFUKDL · pith_short_16: YY2IH5VFUKDLOO4B · pith_short_8: YY2IH5VF

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/YY2IH5VFUKDLOO4BFZQF4UYU4L \
  | 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: c63483f6a5a286b73b812e605e5314e2f5b8c25fb0b0576a17793f156dffc9b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "285eeb81be0bd75e392c3b9f8bcd95b163f96f6d301ea00073f91740e626d16e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-09-29T16:15:54Z",
    "title_canon_sha256": "01dc51fcd3d7ab5e8e99f23f240e4925b335991ceeaf5ce149c1c3590399deae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.8172",
    "kind": "arxiv",
    "version": 3
  }
}