Pith Number

pith:7GAQ7FUX

pith:2014:7GAQ7FUXRBUYECRVVGH5GSCL4N

not attested not anchored not stored refs pending

A boundary control problem for the viscous Cahn-Hilliard equation with dynamic boundary conditions

Gianni Gilardi, J\"urgen Sprekels, Pierluigi Colli

arxiv:1407.3916 v2 · 2014-07-15 · 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{7GAQ7FUXRBUYECRVVGH5GSCL4N}

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	2026-05-18T02:25:18.822231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9810f96978869820a35a98fd3484be3550f57ea706860ed810653dfba912cbe

Aliases

arxiv: 1407.3916 · arxiv_version: 1407.3916v2 · doi: 10.48550/arxiv.1407.3916 · pith_short_12: 7GAQ7FUXRBUY · pith_short_16: 7GAQ7FUXRBUYECRV · pith_short_8: 7GAQ7FUX

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/7GAQ7FUXRBUYECRVVGH5GSCL4N \
  | 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: f9810f96978869820a35a98fd3484be3550f57ea706860ed810653dfba912cbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7551a8cd25543beea68397c4054212465bbb529c55a0b1b0875fbfa25a13ca43",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-07-15T09:13:08Z",
    "title_canon_sha256": "eb404222d9fc6874cd58b75a4e652262e90a9a1cbcaa412677370593af56e964"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.3916",
    "kind": "arxiv",
    "version": 2
  }
}