Pith Number

pith:TSWSRFA3

pith:2017:TSWSRFA3RV2RFSMTOVKZHYT7QM

not attested not anchored not stored refs pending

No touchdown at points of small permittivity and nontrivial touchdown sets for the MEMS problem

Carlos Esteve, Philippe Souplet

arxiv:1706.04375 v1 · 2017-06-14 · 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{TSWSRFA3RV2RFSMTOVKZHYT7QM}

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	2026-05-18T00:42:22.850035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cad28941b8d7512c993755593e27f83032967d5c74c344650f36addbf86f72a

Aliases

arxiv: 1706.04375 · arxiv_version: 1706.04375v1 · doi: 10.48550/arxiv.1706.04375 · pith_short_12: TSWSRFA3RV2R · pith_short_16: TSWSRFA3RV2RFSMT · pith_short_8: TSWSRFA3

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/TSWSRFA3RV2RFSMTOVKZHYT7QM \
  | 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: 9cad28941b8d7512c993755593e27f83032967d5c74c344650f36addbf86f72a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d65a73c9bc2a9341ef25f49159896a242a87edbb4351f14d7cbbd94486f9d4d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-06-14T09:16:09Z",
    "title_canon_sha256": "27764f1dfc02a63f2ba0b099b36fd81f190b7209c3574c220a0551b65d565d19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04375",
    "kind": "arxiv",
    "version": 1
  }
}