Pith Number

pith:EOYYPAGH

pith:2019:EOYYPAGHGZZQ7XYNRYQMHUGDMF

not attested not anchored not stored refs pending

Area minimizing surfaces of bounded genus in metric spaces

Martin Fitzi, Stefan Wenger

arxiv:1904.02618 v1 · 2019-04-04 · math.DG · math.AP · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EOYYPAGHGZZQ7XYNRYQMHUGDMF}

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	2026-05-17T23:49:23.176735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23b18780c736730fdf0d8e20c3d0c36174f5e1af63779a118339be12ce039dbb

Aliases

arxiv: 1904.02618 · arxiv_version: 1904.02618v1 · doi: 10.48550/arxiv.1904.02618 · pith_short_12: EOYYPAGHGZZQ · pith_short_16: EOYYPAGHGZZQ7XYN · pith_short_8: EOYYPAGH

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/EOYYPAGHGZZQ7XYNRYQMHUGDMF \
  | 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: 23b18780c736730fdf0d8e20c3d0c36174f5e1af63779a118339be12ce039dbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "553659d70062c53815bf20913ea6e22593aef04b7c94a364b83fecaa7b532e18",
    "cross_cats_sorted": [
      "math.AP",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-04-04T15:43:39Z",
    "title_canon_sha256": "1a57dd2523cb324c2e2cb36f1184201b9aa43e4e98eccabc8cb2e8518c039fec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02618",
    "kind": "arxiv",
    "version": 1
  }
}