Pith Number

pith:SKG33RCG

pith:2012:SKG33RCGPHH3YPFKSIHUPRNTYA

not attested not anchored not stored refs pending

Analysis of a free boundary at contact points with Lipschitz data

Aram Karakhanyan, Henrik Shahgholian

arxiv:1205.5052 v3 · 2012-05-22 · 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{SKG33RCGPHH3YPFKSIHUPRNTYA}

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	2026-05-18T03:12:35.175876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

928dbdc44679cfbc3caa920f47c5b3c005af754045f576e8aa990f15467614e4

Aliases

arxiv: 1205.5052 · arxiv_version: 1205.5052v3 · doi: 10.48550/arxiv.1205.5052 · pith_short_12: SKG33RCGPHH3 · pith_short_16: SKG33RCGPHH3YPFK · pith_short_8: SKG33RCG

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/SKG33RCGPHH3YPFKSIHUPRNTYA \
  | 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: 928dbdc44679cfbc3caa920f47c5b3c005af754045f576e8aa990f15467614e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3245a31c2ed07a077b9315183d90a888429fa230cd62632bb55fff40ba3334d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-05-22T20:36:39Z",
    "title_canon_sha256": "f536416b7eae0a50ca97127d019d23bc43cf1ad3c796e29d41a8f27da3bf2535"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5052",
    "kind": "arxiv",
    "version": 3
  }
}