Pith Number

pith:6GDNEXUB

pith:2006:6GDNEXUB6THXELH7ANZR2OM2YE

not attested not anchored not stored refs pending

Confinement of vorticity in two dimensional ideal incompressible exterior flow

D. Iftimie, H. J. Nussenzveig Lopes, M. C. Lopes Filho

arxiv:math/0608541 v1 · 2006-08-22 · 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{6GDNEXUB6THXELH7ANZR2OM2YE}

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	2026-05-18T04:08:53.299910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f186d25e81f4cf722cff03731d399ac101f72076b242951a3bc08b7b9a64c075

Aliases

arxiv: math/0608541 · arxiv_version: math/0608541v1 · doi: 10.48550/arxiv.math/0608541 · pith_short_12: 6GDNEXUB6THX · pith_short_16: 6GDNEXUB6THXELH7 · pith_short_8: 6GDNEXUB

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/6GDNEXUB6THXELH7ANZR2OM2YE \
  | 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: f186d25e81f4cf722cff03731d399ac101f72076b242951a3bc08b7b9a64c075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e5f589052f40e09d457cff4d5c50ac1ad4b459de1ecd3eb68df251edb4a2560",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AP",
    "submitted_at": "2006-08-22T12:09:40Z",
    "title_canon_sha256": "0703ebabcbe8820acc555b7708e5dd7cf392f94d5d44b703042d4de36a144ee6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0608541",
    "kind": "arxiv",
    "version": 1
  }
}