Pith Number

pith:UHTEX4DL

pith:2018:UHTEX4DLD5SRW52XUFSROHAFB4

not attested not anchored not stored refs pending

The Dirichlet problem for the $\alpha$-singular minimal surface equation

Rafael L\'opez

arxiv:1809.06302 v1 · 2018-09-17 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHTEX4DLD5SRW52XUFSROHAFB4}

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	2026-05-18T00:05:35.080101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1e64bf06b1f651b7757a165171c050f3ad54055f84745755efb658f9dbb21d1

Aliases

arxiv: 1809.06302 · arxiv_version: 1809.06302v1 · doi: 10.48550/arxiv.1809.06302 · pith_short_12: UHTEX4DLD5SR · pith_short_16: UHTEX4DLD5SRW52X · pith_short_8: UHTEX4DL

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/UHTEX4DLD5SRW52XUFSROHAFB4 \
  | 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: a1e64bf06b1f651b7757a165171c050f3ad54055f84745755efb658f9dbb21d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5526e893518332d8a767f7b7aebb4d0d0a557fd9c9acd2d489333a39d38162c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-09-17T16:14:31Z",
    "title_canon_sha256": "9f9bab72bf1de9f27019628b5dcf841b8929d60213ad175e3b9d1a7fb5d1b12e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06302",
    "kind": "arxiv",
    "version": 1
  }
}