Pith Number

pith:RIPPJQOS

pith:2019:RIPPJQOS6CX6XYM64UDTNXE4ZW

not attested not anchored not stored refs pending

A compactness result for scalar-flat metrics on manifolds with umbilic boundary

Anna Maria Micheletti, Marco Ghimenti

arxiv:1903.10990 v1 · 2019-03-26 · math.AP · 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{RIPPJQOS6CX6XYM64UDTNXE4ZW}

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	2026-05-17T23:50:17.011567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a1ef4c1d2f0afebe19ee50736dc9ccd94f7b312dffb5276449647bafcd5dfda

Aliases

arxiv: 1903.10990 · arxiv_version: 1903.10990v1 · doi: 10.48550/arxiv.1903.10990 · pith_short_12: RIPPJQOS6CX6 · pith_short_16: RIPPJQOS6CX6XYM6 · pith_short_8: RIPPJQOS

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/RIPPJQOS6CX6XYM64UDTNXE4ZW \
  | 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: 8a1ef4c1d2f0afebe19ee50736dc9ccd94f7b312dffb5276449647bafcd5dfda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fa4085cee8a793ab0ddfad46d24d47ccfa7805243f55050a6e3654691b8c113",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-26T16:23:17Z",
    "title_canon_sha256": "0eeef46990773aadd2e0ffc1f732a3bc95e346dcef642c4fbcde223b86a38b2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10990",
    "kind": "arxiv",
    "version": 1
  }
}