Pith Number

pith:ANZDUGKC

pith:2019:ANZDUGKCIO2L7NRQF7DICGPCZN

not attested not anchored not stored refs pending

Bubbling of quasiregular maps

Juan Souto, Pekka Pankka

arxiv:1904.00885 v1 · 2019-04-01 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ANZDUGKCIO2L7NRQF7DICGPCZN}

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	2026-05-17T23:49:45.226218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03723a194243b4bfb6302fc68119e2cb7b7ea7623be22bd24f4ed68b408060f1

Aliases

arxiv: 1904.00885 · arxiv_version: 1904.00885v1 · doi: 10.48550/arxiv.1904.00885 · pith_short_12: ANZDUGKCIO2L · pith_short_16: ANZDUGKCIO2L7NRQ · pith_short_8: ANZDUGKC

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/ANZDUGKCIO2L7NRQF7DICGPCZN \
  | 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: 03723a194243b4bfb6302fc68119e2cb7b7ea7623be22bd24f4ed68b408060f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e91c452458e2e11640a8767cdbaeff8f8eec4d4df63f8fd52ec6ea950aadac22",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-04-01T14:35:59Z",
    "title_canon_sha256": "fa6f7e2aa5abd7d0b861d83f003aa5b12cdfc2a7637a26b25f6947ac68b5519f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00885",
    "kind": "arxiv",
    "version": 1
  }
}