Pith Number

pith:UGMGYAYK

pith:2016:UGMGYAYKYXS6JD5FHTQCXUIGY2

not attested not anchored not stored refs pending

Floer homology and covering spaces

Ciprian Manolescu, Tye Lidman

arxiv:1603.00584 v2 · 2016-03-02 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGMGYAYKYXS6JD5FHTQCXUIGY2}

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	2026-05-18T00:31:14.004220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1986c030ac5e5e48fa53ce02bd106c68acd2c8b15ab4765d6c100a1301ec934

Aliases

arxiv: 1603.00584 · arxiv_version: 1603.00584v2 · doi: 10.48550/arxiv.1603.00584 · pith_short_12: UGMGYAYKYXS6 · pith_short_16: UGMGYAYKYXS6JD5F · pith_short_8: UGMGYAYK

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/UGMGYAYKYXS6JD5FHTQCXUIGY2 \
  | 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: a1986c030ac5e5e48fa53ce02bd106c68acd2c8b15ab4765d6c100a1301ec934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad08f1d1ef04aef47d5dfd0f113b21709d39a431aae764e454ee2836138683fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-03-02T05:54:09Z",
    "title_canon_sha256": "cd2df620889dc4871bf468e7239f70d298fd4eb372c2d7e3ea6e5df53e24e368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00584",
    "kind": "arxiv",
    "version": 2
  }
}