Pith Number

pith:2RSSMYIS

pith:2014:2RSSMYISNSB5SUE7OJ73YC6VHR

not attested not anchored not stored refs pending

Homotopy type of free group character varieties

Ana Casimiro, Andr\'e Oliveira, Carlos Florentino, Sean Lawton

arxiv:1412.4396 v1 · 2014-12-14 · math.AT · math.AG · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RSSMYISNSB5SUE7OJ73YC6VHR}

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	2026-05-18T01:04:05.939015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4652661126c83d9509f727fbc0bd53c4db05ef43cec8c2a9f92401846b04f12

Aliases

arxiv: 1412.4396 · arxiv_version: 1412.4396v1 · doi: 10.48550/arxiv.1412.4396 · pith_short_12: 2RSSMYISNSB5 · pith_short_16: 2RSSMYISNSB5SUE7 · pith_short_8: 2RSSMYIS

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/2RSSMYISNSB5SUE7OJ73YC6VHR \
  | 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: d4652661126c83d9509f727fbc0bd53c4db05ef43cec8c2a9f92401846b04f12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85282a2d68f2b52aa9357714063259392a11e01b430050cd74235a9c71d761e0",
    "cross_cats_sorted": [
      "math.AG",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-12-14T19:15:57Z",
    "title_canon_sha256": "7ff80b91e759f69097fcf32fb2dc0098e3b3ceecebb4b41c50147646267c1d6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4396",
    "kind": "arxiv",
    "version": 1
  }
}