Pith Number

pith:TFTSTVNW

pith:2019:TFTSTVNWGF5WFZFTXZPO22FW7S

not attested not anchored not stored refs pending

Spectral Stability Estimates of Dirichlet Divergence Form Elliptic Operators

Alexander Ukhlov, Valerii Pchelintsev, Vladimir Gol'dshtein

arxiv:1905.05473 v1 · 2019-05-14 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFTSTVNWGF5WFZFTXZPO22FW7S}

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	2026-05-17T23:46:16.359398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

996729d5b6317b62e4b3be5eed68b6fcb9f08e28606ad7c587a77bd7a5de7dff

Aliases

arxiv: 1905.05473 · arxiv_version: 1905.05473v1 · doi: 10.48550/arxiv.1905.05473 · pith_short_12: TFTSTVNWGF5W · pith_short_16: TFTSTVNWGF5WFZFT · pith_short_8: TFTSTVNW

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/TFTSTVNWGF5WFZFTXZPO22FW7S \
  | 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: 996729d5b6317b62e4b3be5eed68b6fcb9f08e28606ad7c587a77bd7a5de7dff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe4571fdd7ee853bba0001211428f34f62ed3ebe92205e3b5bd7d2e8b75aba52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-14T09:10:11Z",
    "title_canon_sha256": "e68df4b5a163dfd13f179b4ebedc232b2a18fddea5750445a709eb460a62f648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05473",
    "kind": "arxiv",
    "version": 1
  }
}