Pith Number

pith:5YSYTX4N

pith:2023:5YSYTX4NDE7YXP4ZN7OAID757B

not attested not anchored not stored refs pending

Subgroup separability of surface braid groups and virtual braid groups

Igor Lima, Kisnney Almeida, Oscar Ocampo

arxiv:2310.00478 v1 · 2023-09-30 · math.GR · 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{5YSYTX4NDE7YXP4ZN7OAID757B}

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	2026-07-05T06:56:06.196855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee2589df8d193f8bbf996fdc040ffdf85584023b91842a5569cc5c768e60d970

Aliases

arxiv: 2310.00478 · arxiv_version: 2310.00478v1 · doi: 10.48550/arxiv.2310.00478 · pith_short_12: 5YSYTX4NDE7Y · pith_short_16: 5YSYTX4NDE7YXP4Z · pith_short_8: 5YSYTX4N

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/5YSYTX4NDE7YXP4ZN7OAID757B \
  | 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: ee2589df8d193f8bbf996fdc040ffdf85584023b91842a5569cc5c768e60d970

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bb1a3a393213db573ae78ab09163142cc0984a931161127a84c0c4092aa0de9",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2023-09-30T20:06:45Z",
    "title_canon_sha256": "08378dd7dff282b33b33590b309582801419a2d22469190c2af4d72942df9402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.00478",
    "kind": "arxiv",
    "version": 1
  }
}