Pith Number

pith:C6DYDYNX

pith:2017:C6DYDYNXXPVW7JUAOG4YQ4Z3EP

not attested not anchored not stored refs pending

On the De Gregorio modification of the Constantin-Lax-Majda Model

Hao Jia, Samuel Stewart, Vladimir Sverak

arxiv:1710.02737 v1 · 2017-10-07 · 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{C6DYDYNXXPVW7JUAOG4YQ4Z3EP}

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	2026-05-18T00:05:00.264945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

178781e1b7bbeb6fa68071b988733b23f3cbf9a27bd2e11eb64de5973c3a6a04

Aliases

arxiv: 1710.02737 · arxiv_version: 1710.02737v1 · doi: 10.48550/arxiv.1710.02737 · pith_short_12: C6DYDYNXXPVW · pith_short_16: C6DYDYNXXPVW7JUA · pith_short_8: C6DYDYNX

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/C6DYDYNXXPVW7JUAOG4YQ4Z3EP \
  | 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: 178781e1b7bbeb6fa68071b988733b23f3cbf9a27bd2e11eb64de5973c3a6a04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32b41af93a648b1757d0734f9f7aa7b0f2418ba6d206742a19a81b6c9336df98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-10-07T19:55:59Z",
    "title_canon_sha256": "3f3d53ded903ecc805366006deca43a8797af9aba306c54dd292bbb319f9e2e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02737",
    "kind": "arxiv",
    "version": 1
  }
}