Pith Number

pith:7VUJ6I4U

pith:2018:7VUJ6I4UFSKOK6ADSIJNK5RDHK

not attested not anchored not stored refs pending

Locally conformally flat metrics on surfaces of general type

Mustafa Kalafat, \"Ozg\"ur Kelek\c{c}i

arxiv:1810.09020 v2 · 2018-10-21 · math.DG · 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{7VUJ6I4UFSKOK6ADSIJNK5RDHK}

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	2026-05-17T23:56:36.382916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd689f23942c94e578039212d576233a9a5d447441f47368eae35e0b2f264b33

Aliases

arxiv: 1810.09020 · arxiv_version: 1810.09020v2 · doi: 10.48550/arxiv.1810.09020 · pith_short_12: 7VUJ6I4UFSKO · pith_short_16: 7VUJ6I4UFSKOK6AD · pith_short_8: 7VUJ6I4U

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/7VUJ6I4UFSKOK6ADSIJNK5RDHK \
  | 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: fd689f23942c94e578039212d576233a9a5d447441f47368eae35e0b2f264b33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7076164e160afff06900bf8c7eab6886d57366cf6b94c27778a12586577d56fe",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-10-21T20:18:20Z",
    "title_canon_sha256": "4e0a03a7e1135cbc539d9bce5d2b881a335dc3cd9c882e23c0b4bcc7fbc778d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09020",
    "kind": "arxiv",
    "version": 2
  }
}