Pith Number

pith:JZMF5Q54

pith:2014:JZMF5Q54GVDKAFI62T5I7PEC6D

not attested not anchored not stored refs pending

Automorphism groups of simplicial complexes of infinite type surfaces

Jes\'us Hern\'andez Hern\'andez, Jos\'e Ferr\'an Valdez Lorenzo

arxiv:1402.3275 v1 · 2014-02-13 · 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{JZMF5Q54GVDKAFI62T5I7PEC6D}

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	2026-05-18T02:59:07.044013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e585ec3bc3546a0151ed4fa8fbc82f0c295136e870dd131384159f47a9019c1

Aliases

arxiv: 1402.3275 · arxiv_version: 1402.3275v1 · doi: 10.48550/arxiv.1402.3275 · pith_short_12: JZMF5Q54GVDK · pith_short_16: JZMF5Q54GVDKAFI6 · pith_short_8: JZMF5Q54

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/JZMF5Q54GVDKAFI62T5I7PEC6D \
  | 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: 4e585ec3bc3546a0151ed4fa8fbc82f0c295136e870dd131384159f47a9019c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79626bcc597508c761a8c52ca6ef0f047e931db686ebd50318026968513aa4f4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-02-13T20:20:15Z",
    "title_canon_sha256": "e2e0c409a6f5e2eb1e9e0025740bb6353d4872dd8a9b804b86fa9ad9be693296"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3275",
    "kind": "arxiv",
    "version": 1
  }
}