Pith Number

pith:GCAECCPY

pith:2018:GCAECCPYM73D2MG34IKPNNX4ZI

not attested not anchored not stored refs pending

A minimisation problem in ${\mathrm{L}}^\infty$ with PDE and unilateral constraints

Nikos Katzourakis (Reading, UK)

arxiv:1812.10093 v2 · 2018-12-25 · 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{GCAECCPYM73D2MG34IKPNNX4ZI}

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	2026-05-17T23:47:26.866238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30804109f867f63d30dbe214f6b6fcca1d0dffd8e4f41f2382dee03f58fca071

Aliases

arxiv: 1812.10093 · arxiv_version: 1812.10093v2 · doi: 10.48550/arxiv.1812.10093 · pith_short_12: GCAECCPYM73D · pith_short_16: GCAECCPYM73D2MG3 · pith_short_8: GCAECCPY

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/GCAECCPYM73D2MG34IKPNNX4ZI \
  | 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: 30804109f867f63d30dbe214f6b6fcca1d0dffd8e4f41f2382dee03f58fca071

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e35878c69d9c65246db93ac685f67102bbc0077cccd87680f223627a8806f11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-12-25T11:40:01Z",
    "title_canon_sha256": "db95b0bbffa5a0b824bdd6995cc490de7530c8f509f025ef93c7862fb48f7022"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10093",
    "kind": "arxiv",
    "version": 2
  }
}