Pith Number

pith:EDQLSW4E

pith:2022:EDQLSW4EZCTPXWZAF4B6SJCZQC

not attested not anchored not stored refs pending

Structure invariant properties of the hierarchically hyperbolic boundary

Carolyn Abbott, Jacob Russell, Jason Behrstock

arxiv:2208.07930 v2 · 2022-08-16 · 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{EDQLSW4EZCTPXWZAF4B6SJCZQC}

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.

Cited by

1 paper in Pith

The geometry of totally geodesic subvarieties of moduli spaces of Riemann surfaces

Receipt and verification

First computed	2026-07-05T05:52:08.022747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20e0b95b84c8a6fbdb202f03e9245980b8728a81fb1ac6965a3e03f200120c62

Aliases

arxiv: 2208.07930 · arxiv_version: 2208.07930v2 · doi: 10.48550/arxiv.2208.07930 · pith_short_12: EDQLSW4EZCTP · pith_short_16: EDQLSW4EZCTPXWZA · pith_short_8: EDQLSW4E

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/EDQLSW4EZCTPXWZAF4B6SJCZQC \
  | 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: 20e0b95b84c8a6fbdb202f03e9245980b8728a81fb1ac6965a3e03f200120c62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7d3c95cae9c74de5bdba1ebeacc6af1434e4652ef66feecef8d15ec4b71d1d3",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2022-08-16T20:09:15Z",
    "title_canon_sha256": "6eac594f2fd9254a4a303b9394f4bdb583cfcf030d997451e460cb700ec53414"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.07930",
    "kind": "arxiv",
    "version": 2
  }
}