Pith Number

pith:Y7V5JN7U

pith:2016:Y7V5JN7UDKUNT6G4YFR5QWMLSC

not attested not anchored not stored refs pending

Critical SQG in bounded domains

Mihaela Ignatova, Peter Constantin

arxiv:1607.02990 v1 · 2016-07-11 · 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{Y7V5JN7UDKUNT6G4YFR5QWMLSC}

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	2026-05-18T01:11:14.242053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7ebd4b7f41aa8d9f8dcc163d8598b909c0ef72cd2df23ce7c323cdf0cd21871

Aliases

arxiv: 1607.02990 · arxiv_version: 1607.02990v1 · doi: 10.48550/arxiv.1607.02990 · pith_short_12: Y7V5JN7UDKUN · pith_short_16: Y7V5JN7UDKUNT6G4 · pith_short_8: Y7V5JN7U

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/Y7V5JN7UDKUNT6G4YFR5QWMLSC \
  | 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: c7ebd4b7f41aa8d9f8dcc163d8598b909c0ef72cd2df23ce7c323cdf0cd21871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ea02c43245e3c1f51498ca324acde64f8cdd23bb91e30bd7e0ad7086c53538c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-07-11T15:07:17Z",
    "title_canon_sha256": "f11f23716ac9914a24fe780eea1981b52f473185ff36cb6dcd2b3415b128eaea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02990",
    "kind": "arxiv",
    "version": 1
  }
}