Pith Number

pith:V35R4NQ6

pith:2018:V35R4NQ6K6KTNP5EZ24RNTD63Q

not attested not anchored not stored refs pending

Observability inequalities for transport equations through Carleman estimates

Giuseppe Floridia, Masahiro Yamamoto, Piermarco Cannarsa

arxiv:1807.05005 v2 · 2018-07-13 · math.AP · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V35R4NQ6K6KTNP5EZ24RNTD63Q}

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	2026-05-17T23:52:52.699155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aefb1e361e579536bfa4ceb916cc7edc0086572235e9705894b156aefddd2728

Aliases

arxiv: 1807.05005 · arxiv_version: 1807.05005v2 · doi: 10.48550/arxiv.1807.05005 · pith_short_12: V35R4NQ6K6KT · pith_short_16: V35R4NQ6K6KTNP5E · pith_short_8: V35R4NQ6

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/V35R4NQ6K6KTNP5EZ24RNTD63Q \
  | 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: aefb1e361e579536bfa4ceb916cc7edc0086572235e9705894b156aefddd2728

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2279daa854bed6eee9ecadba3768152d89ad75a3d68d91491f3d333eb338dfc",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-07-13T11:06:00Z",
    "title_canon_sha256": "52047919929e2083bb5971bab345bb5406af307bf5704c8a82a55c6469f68fad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05005",
    "kind": "arxiv",
    "version": 2
  }
}