Pith Number

pith:VXD34V3T

pith:2026:VXD34V3T3X4HIXV6WNC4ZPWVZR

not attested not anchored not stored refs pending

Local well-posedness for a moving rigid region in Surface Quasi-Geostrophic equations

Arnab Roy, Ludovic Godard-Cadillac

arxiv:2605.23289 v1 · 2026-05-22 · 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{VXD34V3T3X4HIXV6WNC4ZPWVZR}

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	2026-05-25T02:01:47.433362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc7be5773ddf8745ebeb345ccbed5cc5b1eea7994768afea1b0a80206c7b01e

Aliases

arxiv: 2605.23289 · arxiv_version: 2605.23289v1 · doi: 10.48550/arxiv.2605.23289 · pith_short_12: VXD34V3T3X4H · pith_short_16: VXD34V3T3X4HIXV6 · pith_short_8: VXD34V3T

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/VXD34V3T3X4HIXV6WNC4ZPWVZR \
  | 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: adc7be5773ddf8745ebeb345ccbed5cc5b1eea7994768afea1b0a80206c7b01e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a4b2063782a6ee92c854a4f9a35d33fbaec4244e7003fff02c35201587c18ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-05-22T07:01:48Z",
    "title_canon_sha256": "4f6037619684d69badc6492f9db5ae96b6de9d66f8f7b701ba37b8c0689ec0a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23289",
    "kind": "arxiv",
    "version": 1
  }
}