Pith Number

pith:YO6LMJAY

pith:2014:YO6LMJAYO6UYKAXQB7CHUYGZAN

not attested not anchored not stored refs pending

A variational approach to a stationary free boundary problem modeling MEMS

Christoph Walker (IFAM), Philippe Laurencot (IMT)

arxiv:1409.2812 v1 · 2014-09-09 · 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{YO6LMJAYO6UYKAXQB7CHUYGZAN}

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	2026-05-18T02:43:09.752625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3bcb6241877a98502f00fc47a60d90348647eb131e8c1f78ae85986b6862361

Aliases

arxiv: 1409.2812 · arxiv_version: 1409.2812v1 · doi: 10.48550/arxiv.1409.2812 · pith_short_12: YO6LMJAYO6UY · pith_short_16: YO6LMJAYO6UYKAXQ · pith_short_8: YO6LMJAY

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/YO6LMJAYO6UYKAXQB7CHUYGZAN \
  | 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: c3bcb6241877a98502f00fc47a60d90348647eb131e8c1f78ae85986b6862361

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d18aa8f15140116745de5adea9410d6984f5ad1f1c8ec41e31dd524974b505d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-09-09T16:54:57Z",
    "title_canon_sha256": "e863bd56786e142410cbcdedac894592b885f83beae377881a3e49d8426eab76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2812",
    "kind": "arxiv",
    "version": 1
  }
}